Home / 158,699,521.10-238,049,281.65-43,701,812.30

Finding the Fourth Proportional to 158,699,521.10, 238,049,281.65 and 43,701,812.30

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Solution

The fourth proportional to 158,699,521.10, 238,049,281.65 and 43,701,812.30 is: 65,552,718.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,699,521.10 : 238,049,281.65 = 43,701,812.30 : x
  2. Step 2: Convert to fraction form
    158,699,521.10/238,049,281.65 = 43,701,812.30/x
  3. Step 3: Cross multiply
    158,699,521.10x = 238,049,281.65 × 43,701,812.30
  4. Step 4: Simplify right side
    158,699,521.10x = 10,403,185,024,818,134
  5. Step 5: Solve for x
    x = 10,403,185,024,818,134/158,699,521.10
  6. Step 6: Final answer
    x = 65,552,718.45

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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.