Home / 429,888,001.60-644,832,002.40-106,771,873.60

Finding the Fourth Proportional to 429,888,001.60, 644,832,002.40 and 106,771,873.60

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Solution

The fourth proportional to 429,888,001.60, 644,832,002.40 and 106,771,873.60 is: 160,157,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,888,001.60 : 644,832,002.40 = 106,771,873.60 : x
  2. Step 2: Convert to fraction form
    429,888,001.60/644,832,002.40 = 106,771,873.60/x
  3. Step 3: Cross multiply
    429,888,001.60x = 644,832,002.40 × 106,771,873.60
  4. Step 4: Simplify right side
    429,888,001.60x = 68,849,921,053,487,688
  5. Step 5: Solve for x
    x = 68,849,921,053,487,688/429,888,001.60
  6. Step 6: Final answer
    x = 160,157,810.40

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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.