Home / 782,053,071.50-1,173,230,669.02-297,341,191.82

Finding the Fourth Proportional to 782,053,071.50, 1,173,230,669.02 and 297,341,191.82

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Solution

The fourth proportional to 782,053,071.50, 1,173,230,669.02 and 297,341,191.82 is: 446,069,222.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,053,071.50 : 1,173,230,669.02 = 297,341,191.82 : x
  2. Step 2: Convert to fraction form
    782,053,071.50/1,173,230,669.02 = 297,341,191.82/x
  3. Step 3: Cross multiply
    782,053,071.50x = 1,173,230,669.02 × 297,341,191.82
  4. Step 4: Simplify right side
    782,053,071.50x = 348,849,805,406,182,720
  5. Step 5: Solve for x
    x = 348,849,805,406,182,720/782,053,071.50
  6. Step 6: Final answer
    x = 446,069,222.31

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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.