Home / 28,817,789,565.96-39,766,378,274.91-17,538,974,707.68

Finding the Fourth Proportional to 28,817,789,565.96, 39,766,378,274.91 and 17,538,974,707.68

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Solution

The fourth proportional to 28,817,789,565.96, 39,766,378,274.91 and 17,538,974,707.68 is: 24,202,463,592.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,817,789,565.96 : 39,766,378,274.91 = 17,538,974,707.68 : x
  2. Step 2: Convert to fraction form
    28,817,789,565.96/39,766,378,274.91 = 17,538,974,707.68/x
  3. Step 3: Cross multiply
    28,817,789,565.96x = 39,766,378,274.91 × 17,538,974,707.68
  4. Step 4: Simplify right side
    28,817,789,565.96x = 697,461,502,779,681,931,264
  5. Step 5: Solve for x
    x = 697,461,502,779,681,931,264/28,817,789,565.96
  6. Step 6: Final answer
    x = 24,202,463,592.26

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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.