Home / 8,506,197,276.90-12,759,295,915.35-7,359,579,420.90

Finding the Fourth Proportional to 8,506,197,276.90, 12,759,295,915.35 and 7,359,579,420.90

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Solution

The fourth proportional to 8,506,197,276.90, 12,759,295,915.35 and 7,359,579,420.90 is: 11,039,369,131.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506,197,276.90 : 12,759,295,915.35 = 7,359,579,420.90 : x
  2. Step 2: Convert to fraction form
    8,506,197,276.90/12,759,295,915.35 = 7,359,579,420.90/x
  3. Step 3: Cross multiply
    8,506,197,276.90x = 12,759,295,915.35 × 7,359,579,420.90
  4. Step 4: Simplify right side
    8,506,197,276.90x = 93,903,051,643,783,282,688
  5. Step 5: Solve for x
    x = 93,903,051,643,783,282,688/8,506,197,276.90
  6. Step 6: Final answer
    x = 11,039,369,131.35

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Double scale
Find fourth proportional to 8,506,197,277.90, 12,759,295,916.85 and 7,359,579,421.90
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.