Home / 8,506,194,015.40-12,759,291,023.10-7,359,576,159.40

Finding the Fourth Proportional to 8,506,194,015.40, 12,759,291,023.10 and 7,359,576,159.40

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Solution

The fourth proportional to 8,506,194,015.40, 12,759,291,023.10 and 7,359,576,159.40 is: 11,039,364,239.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506,194,015.40 : 12,759,291,023.10 = 7,359,576,159.40 : x
  2. Step 2: Convert to fraction form
    8,506,194,015.40/12,759,291,023.10 = 7,359,576,159.40/x
  3. Step 3: Cross multiply
    8,506,194,015.40x = 12,759,291,023.10 × 7,359,576,159.40
  4. Step 4: Simplify right side
    8,506,194,015.40x = 93,902,974,024,453,193,728
  5. Step 5: Solve for x
    x = 93,902,974,024,453,193,728/8,506,194,015.40
  6. Step 6: Final answer
    x = 11,039,364,239.10

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Double scale
Find fourth proportional to 8,506,194,016.40, 12,759,291,024.60 and 7,359,576,160.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.