Home / 14,307,255,697.60-19,744,013,772.48-7,963,486,966.72

Finding the Fourth Proportional to 14,307,255,697.60, 19,744,013,772.48 and 7,963,486,966.72

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Solution

The fourth proportional to 14,307,255,697.60, 19,744,013,772.48 and 7,963,486,966.72 is: 10,989,612,520.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,307,255,697.60 : 19,744,013,772.48 = 7,963,486,966.72 : x
  2. Step 2: Convert to fraction form
    14,307,255,697.60/19,744,013,772.48 = 7,963,486,966.72/x
  3. Step 3: Cross multiply
    14,307,255,697.60x = 19,744,013,772.48 × 7,963,486,966.72
  4. Step 4: Simplify right side
    14,307,255,697.60x = 157,231,196,347,884,666,880
  5. Step 5: Solve for x
    x = 157,231,196,347,884,666,880/14,307,255,697.60
  6. Step 6: Final answer
    x = 10,989,612,520.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.