Home / 354,863,598,501.24-532,290,748,249.80-86,251,798,391.76

Finding the Fourth Proportional to 354,863,598,501.24, 532,290,748,249.80 and 86,251,798,391.76

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Solution

The fourth proportional to 354,863,598,501.24, 532,290,748,249.80 and 86,251,798,391.76 is: 129,376,567,497.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,863,598,501.24 : 532,290,748,249.80 = 86,251,798,391.76 : x
  2. Step 2: Convert to fraction form
    354,863,598,501.24/532,290,748,249.80 = 86,251,798,391.76/x
  3. Step 3: Cross multiply
    354,863,598,501.24x = 532,290,748,249.80 × 86,251,798,391.76
  4. Step 4: Simplify right side
    354,863,598,501.24x = 45,911,034,303,840,820,133,888
  5. Step 5: Solve for x
    x = 45,911,034,303,840,820,133,888/354,863,598,501.24
  6. Step 6: Final answer
    x = 129,376,567,497.33

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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.