Home / 145,516,368.60-218,274,552.90-132,124,055.40

Finding the Fourth Proportional to 145,516,368.60, 218,274,552.90 and 132,124,055.40

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Solution

The fourth proportional to 145,516,368.60, 218,274,552.90 and 132,124,055.40 is: 198,186,083.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,516,368.60 : 218,274,552.90 = 132,124,055.40 : x
  2. Step 2: Convert to fraction form
    145,516,368.60/218,274,552.90 = 132,124,055.40/x
  3. Step 3: Cross multiply
    145,516,368.60x = 218,274,552.90 × 132,124,055.40
  4. Step 4: Simplify right side
    145,516,368.60x = 28,839,319,119,769,832
  5. Step 5: Solve for x
    x = 28,839,319,119,769,832/145,516,368.60
  6. Step 6: Final answer
    x = 198,186,083.10

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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.