Home / 615,041,117.96-922,602,585.87-216,151,442.46

Finding the Fourth Proportional to 615,041,117.96, 922,602,585.87 and 216,151,442.46

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Solution

The fourth proportional to 615,041,117.96, 922,602,585.87 and 216,151,442.46 is: 324,241,540.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,041,117.96 : 922,602,585.87 = 216,151,442.46 : x
  2. Step 2: Convert to fraction form
    615,041,117.96/922,602,585.87 = 216,151,442.46/x
  3. Step 3: Cross multiply
    615,041,117.96x = 922,602,585.87 × 216,151,442.46
  4. Step 4: Simplify right side
    615,041,117.96x = 199,421,879,753,126,528
  5. Step 5: Solve for x
    x = 199,421,879,753,126,528/615,041,117.96
  6. Step 6: Final answer
    x = 324,241,540.82

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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.