Home / 105,197,151.40-157,795,727.10-48,574,047.40

Finding the Fourth Proportional to 105,197,151.40, 157,795,727.10 and 48,574,047.40

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Solution

The fourth proportional to 105,197,151.40, 157,795,727.10 and 48,574,047.40 is: 72,861,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,197,151.40 : 157,795,727.10 = 48,574,047.40 : x
  2. Step 2: Convert to fraction form
    105,197,151.40/157,795,727.10 = 48,574,047.40/x
  3. Step 3: Cross multiply
    105,197,151.40x = 157,795,727.10 × 48,574,047.40
  4. Step 4: Simplify right side
    105,197,151.40x = 7,664,777,127,672,864
  5. Step 5: Solve for x
    x = 7,664,777,127,672,864/105,197,151.40
  6. Step 6: Final answer
    x = 72,861,071.10

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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.