Home / 72,000,744,609.04-107,892,658,077.72-64,154,209,567.12

Finding the Fourth Proportional to 72,000,744,609.04, 107,892,658,077.72 and 64,154,209,567.12

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Solution

The fourth proportional to 72,000,744,609.04, 107,892,658,077.72 and 64,154,209,567.12 is: 96,134,675,198.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,000,744,609.04 : 107,892,658,077.72 = 64,154,209,567.12 : x
  2. Step 2: Convert to fraction form
    72,000,744,609.04/107,892,658,077.72 = 64,154,209,567.12/x
  3. Step 3: Cross multiply
    72,000,744,609.04x = 107,892,658,077.72 × 64,154,209,567.12
  4. Step 4: Simplify right side
    72,000,744,609.04x = 6,921,768,197,071,671,656,448
  5. Step 5: Solve for x
    x = 6,921,768,197,071,671,656,448/72,000,744,609.04
  6. Step 6: Final answer
    x = 96,134,675,198.94

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1.5x scale

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.