Home / 8,506,198,457.40-12,759,297,686.10-7,359,580,601.40

Finding the Fourth Proportional to 8,506,198,457.40, 12,759,297,686.10 and 7,359,580,601.40

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Solution

The fourth proportional to 8,506,198,457.40, 12,759,297,686.10 and 7,359,580,601.40 is: 11,039,370,902.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506,198,457.40 : 12,759,297,686.10 = 7,359,580,601.40 : x
  2. Step 2: Convert to fraction form
    8,506,198,457.40/12,759,297,686.10 = 7,359,580,601.40/x
  3. Step 3: Cross multiply
    8,506,198,457.40x = 12,759,297,686.10 × 7,359,580,601.40
  4. Step 4: Simplify right side
    8,506,198,457.40x = 93,903,079,738,109,460,480
  5. Step 5: Solve for x
    x = 93,903,079,738,109,460,480/8,506,198,457.40
  6. Step 6: Final answer
    x = 11,039,370,902.10

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Double scale
Find fourth proportional to 8,506,198,458.40, 12,759,297,687.60 and 7,359,580,602.40
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.