Home / 14,307,255,693.60-19,744,013,766.96-7,963,486,962.72

Finding the Fourth Proportional to 14,307,255,693.60, 19,744,013,766.96 and 7,963,486,962.72

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Solution

The fourth proportional to 14,307,255,693.60, 19,744,013,766.96 and 7,963,486,962.72 is: 10,989,612,514.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,307,255,693.60 : 19,744,013,766.96 = 7,963,486,962.72 : x
  2. Step 2: Convert to fraction form
    14,307,255,693.60/19,744,013,766.96 = 7,963,486,962.72/x
  3. Step 3: Cross multiply
    14,307,255,693.60x = 19,744,013,766.96 × 7,963,486,962.72
  4. Step 4: Simplify right side
    14,307,255,693.60x = 157,231,196,224,950,140,928
  5. Step 5: Solve for x
    x = 157,231,196,224,950,140,928/14,307,255,693.60
  6. Step 6: Final answer
    x = 10,989,612,514.95

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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.