Home / 185,820,870.88-278,731,749.48-56,429,454.16

Finding the Fourth Proportional to 185,820,870.88, 278,731,749.48 and 56,429,454.16

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Solution

The fourth proportional to 185,820,870.88, 278,731,749.48 and 56,429,454.16 is: 84,644,315.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,820,870.88 : 278,731,749.48 = 56,429,454.16 : x
  2. Step 2: Convert to fraction form
    185,820,870.88/278,731,749.48 = 56,429,454.16/x
  3. Step 3: Cross multiply
    185,820,870.88x = 278,731,749.48 × 56,429,454.16
  4. Step 4: Simplify right side
    185,820,870.88x = 15,728,680,480,218,264
  5. Step 5: Solve for x
    x = 15,728,680,480,218,264/185,820,870.88
  6. Step 6: Final answer
    x = 84,644,315.82

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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.