Home / 199,779,931.68-275,731,387.92-116,173,934.88

Finding the Fourth Proportional to 199,779,931.68, 275,731,387.92 and 116,173,934.88

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Solution

The fourth proportional to 199,779,931.68, 275,731,387.92 and 116,173,934.88 is: 160,340,430.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,779,931.68 : 275,731,387.92 = 116,173,934.88 : x
  2. Step 2: Convert to fraction form
    199,779,931.68/275,731,387.92 = 116,173,934.88/x
  3. Step 3: Cross multiply
    199,779,931.68x = 275,731,387.92 × 116,173,934.88
  4. Step 4: Simplify right side
    199,779,931.68x = 32,032,800,304,590,100
  5. Step 5: Solve for x
    x = 32,032,800,304,590,100/199,779,931.68
  6. Step 6: Final answer
    x = 160,340,430.77

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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.