Home / 155,849,981.71-233,811,353.31-45,187,966.39

Finding the Fourth Proportional to 155,849,981.71, 233,811,353.31 and 45,187,966.39

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Solution

The fourth proportional to 155,849,981.71, 233,811,353.31 and 45,187,966.39 is: 67,792,498.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,849,981.71 : 233,811,353.31 = 45,187,966.39 : x
  2. Step 2: Convert to fraction form
    155,849,981.71/233,811,353.31 = 45,187,966.39/x
  3. Step 3: Cross multiply
    155,849,981.71x = 233,811,353.31 × 45,187,966.39
  4. Step 4: Simplify right side
    155,849,981.71x = 10,565,459,574,972,696
  5. Step 5: Solve for x
    x = 10,565,459,574,972,696/155,849,981.71
  6. Step 6: Final answer
    x = 67,792,498.01

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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.