Home / 207,142,162.29-285,852,127.95-113,056,984.89

Finding the Fourth Proportional to 207,142,162.29, 285,852,127.95 and 113,056,984.89

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Solution

The fourth proportional to 207,142,162.29, 285,852,127.95 and 113,056,984.89 is: 156,016,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,142,162.29 : 285,852,127.95 = 113,056,984.89 : x
  2. Step 2: Convert to fraction form
    207,142,162.29/285,852,127.95 = 113,056,984.89/x
  3. Step 3: Cross multiply
    207,142,162.29x = 285,852,127.95 × 113,056,984.89
  4. Step 4: Simplify right side
    207,142,162.29x = 32,317,579,710,417,496
  5. Step 5: Solve for x
    x = 32,317,579,710,417,496/207,142,162.29
  6. Step 6: Final answer
    x = 156,016,425.40

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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.