Home / 560,442,341.64-773,458,237.80-312,971,504.52

Finding the Fourth Proportional to 560,442,341.64, 773,458,237.80 and 312,971,504.52

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Solution

The fourth proportional to 560,442,341.64, 773,458,237.80 and 312,971,504.52 is: 431,927,373.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,442,341.64 : 773,458,237.80 = 312,971,504.52 : x
  2. Step 2: Convert to fraction form
    560,442,341.64/773,458,237.80 = 312,971,504.52/x
  3. Step 3: Cross multiply
    560,442,341.64x = 773,458,237.80 × 312,971,504.52
  4. Step 4: Simplify right side
    560,442,341.64x = 242,070,388,367,653,920
  5. Step 5: Solve for x
    x = 242,070,388,367,653,920/560,442,341.64
  6. Step 6: Final answer
    x = 431,927,373.04

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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.