Home / 388,966,033.53-583,450,034.45-158,935,118.22

Finding the Fourth Proportional to 388,966,033.53, 583,450,034.45 and 158,935,118.22

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Solution

The fourth proportional to 388,966,033.53, 583,450,034.45 and 158,935,118.22 is: 238,403,079.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,966,033.53 : 583,450,034.45 = 158,935,118.22 : x
  2. Step 2: Convert to fraction form
    388,966,033.53/583,450,034.45 = 158,935,118.22/x
  3. Step 3: Cross multiply
    388,966,033.53x = 583,450,034.45 × 158,935,118.22
  4. Step 4: Simplify right side
    388,966,033.53x = 92,730,700,199,979,152
  5. Step 5: Solve for x
    x = 92,730,700,199,979,152/388,966,033.53
  6. Step 6: Final answer
    x = 238,403,079.46

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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.