Home / 7,001,528,502.86-9,662,138,444.52-3,786,438,492.54

Finding the Fourth Proportional to 7,001,528,502.86, 9,662,138,444.52 and 3,786,438,492.54

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Solution

The fourth proportional to 7,001,528,502.86, 9,662,138,444.52 and 3,786,438,492.54 is: 5,225,300,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,001,528,502.86 : 9,662,138,444.52 = 3,786,438,492.54 : x
  2. Step 2: Convert to fraction form
    7,001,528,502.86/9,662,138,444.52 = 3,786,438,492.54/x
  3. Step 3: Cross multiply
    7,001,528,502.86x = 9,662,138,444.52 × 3,786,438,492.54
  4. Step 4: Simplify right side
    7,001,528,502.86x = 36,585,092,926,581,092,352
  5. Step 5: Solve for x
    x = 36,585,092,926,581,092,352/7,001,528,502.86
  6. Step 6: Final answer
    x = 5,225,300,862.76

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Double scale
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1.5x scale

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.