Home / 197,519,252.16-272,671,084.80-131,549,534.40

Finding the Fourth Proportional to 197,519,252.16, 272,671,084.80 and 131,549,534.40

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Solution

The fourth proportional to 197,519,252.16, 272,671,084.80 and 131,549,534.40 is: 181,601,306.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,519,252.16 : 272,671,084.80 = 131,549,534.40 : x
  2. Step 2: Convert to fraction form
    197,519,252.16/272,671,084.80 = 131,549,534.40/x
  3. Step 3: Cross multiply
    197,519,252.16x = 272,671,084.80 × 131,549,534.40
  4. Step 4: Simplify right side
    197,519,252.16x = 35,869,754,249,782,920
  5. Step 5: Solve for x
    x = 35,869,754,249,782,920/197,519,252.16
  6. Step 6: Final answer
    x = 181,601,306.49

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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.