Home / 210,708,002.70-316,062,004.05-108,671,330.70

Finding the Fourth Proportional to 210,708,002.70, 316,062,004.05 and 108,671,330.70

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Solution

The fourth proportional to 210,708,002.70, 316,062,004.05 and 108,671,330.70 is: 163,006,996.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,708,002.70 : 316,062,004.05 = 108,671,330.70 : x
  2. Step 2: Convert to fraction form
    210,708,002.70/316,062,004.05 = 108,671,330.70/x
  3. Step 3: Cross multiply
    210,708,002.70x = 316,062,004.05 × 108,671,330.70
  4. Step 4: Simplify right side
    210,708,002.70x = 34,346,878,563,822,292
  5. Step 5: Solve for x
    x = 34,346,878,563,822,292/210,708,002.70
  6. Step 6: Final answer
    x = 163,006,996.05

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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.