Home / 932,068,391.84-1,398,330,217.32-310,282,421.84

Finding the Fourth Proportional to 932,068,391.84, 1,398,330,217.32 and 310,282,421.84

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Solution

The fourth proportional to 932,068,391.84, 1,398,330,217.32 and 310,282,421.84 is: 465,499,409.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,068,391.84 : 1,398,330,217.32 = 310,282,421.84 : x
  2. Step 2: Convert to fraction form
    932,068,391.84/1,398,330,217.32 = 310,282,421.84/x
  3. Step 3: Cross multiply
    932,068,391.84x = 1,398,330,217.32 × 310,282,421.84
  4. Step 4: Simplify right side
    932,068,391.84x = 433,877,286,362,103,040
  5. Step 5: Solve for x
    x = 433,877,286,362,103,040/932,068,391.84
  6. Step 6: Final answer
    x = 465,499,409.87

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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.