Home / 156,645,781.02-216,124,036.11-93,898,984.63

Finding the Fourth Proportional to 156,645,781.02, 216,124,036.11 and 93,898,984.63

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Solution

The fourth proportional to 156,645,781.02, 216,124,036.11 and 93,898,984.63 is: 129,552,340.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,645,781.02 : 216,124,036.11 = 93,898,984.63 : x
  2. Step 2: Convert to fraction form
    156,645,781.02/216,124,036.11 = 93,898,984.63/x
  3. Step 3: Cross multiply
    156,645,781.02x = 216,124,036.11 × 93,898,984.63
  4. Step 4: Simplify right side
    156,645,781.02x = 20,293,827,546,156,064
  5. Step 5: Solve for x
    x = 20,293,827,546,156,064/156,645,781.02
  6. Step 6: Final answer
    x = 129,552,340.41

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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.