Home / 356,785,079.12-492,574,501.38-224,739,262.52

Finding the Fourth Proportional to 356,785,079.12, 492,574,501.38 and 224,739,262.52

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Solution

The fourth proportional to 356,785,079.12, 492,574,501.38 and 224,739,262.52 is: 310,273,149.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,785,079.12 : 492,574,501.38 = 224,739,262.52 : x
  2. Step 2: Convert to fraction form
    356,785,079.12/492,574,501.38 = 224,739,262.52/x
  3. Step 3: Cross multiply
    356,785,079.12x = 492,574,501.38 × 224,739,262.52
  4. Step 4: Simplify right side
    356,785,079.12x = 110,700,830,176,297,920
  5. Step 5: Solve for x
    x = 110,700,830,176,297,920/356,785,079.12
  6. Step 6: Final answer
    x = 310,273,149.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.