Home / 185,429,548.85-278,144,323.28-56,057,126.45

Finding the Fourth Proportional to 185,429,548.85, 278,144,323.28 and 56,057,126.45

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Solution

The fourth proportional to 185,429,548.85, 278,144,323.28 and 56,057,126.45 is: 84,085,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,429,548.85 : 278,144,323.28 = 56,057,126.45 : x
  2. Step 2: Convert to fraction form
    185,429,548.85/278,144,323.28 = 56,057,126.45/x
  3. Step 3: Cross multiply
    185,429,548.85x = 278,144,323.28 × 56,057,126.45
  4. Step 4: Simplify right side
    185,429,548.85x = 15,591,971,501,176,352
  5. Step 5: Solve for x
    x = 15,591,971,501,176,352/185,429,548.85
  6. Step 6: Final answer
    x = 84,085,689.68

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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.