Home / 1,345,221,897.84-1,856,407,374.90-750,506,474.43

Finding the Fourth Proportional to 1,345,221,897.84, 1,856,407,374.90 and 750,506,474.43

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Solution

The fourth proportional to 1,345,221,897.84, 1,856,407,374.90 and 750,506,474.43 is: 1,035,699,579.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,221,897.84 : 1,856,407,374.90 = 750,506,474.43 : x
  2. Step 2: Convert to fraction form
    1,345,221,897.84/1,856,407,374.90 = 750,506,474.43/x
  3. Step 3: Cross multiply
    1,345,221,897.84x = 1,856,407,374.90 × 750,506,474.43
  4. Step 4: Simplify right side
    1,345,221,897.84x = 1,393,245,754,042,050,304
  5. Step 5: Solve for x
    x = 1,393,245,754,042,050,304/1,345,221,897.84
  6. Step 6: Final answer
    x = 1,035,699,579.59

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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.