Home / 545,636,507.52-752,969,482.56-298,112,534.40

Finding the Fourth Proportional to 545,636,507.52, 752,969,482.56 and 298,112,534.40

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Solution

The fourth proportional to 545,636,507.52, 752,969,482.56 and 298,112,534.40 is: 411,390,436.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,636,507.52 : 752,969,482.56 = 298,112,534.40 : x
  2. Step 2: Convert to fraction form
    545,636,507.52/752,969,482.56 = 298,112,534.40/x
  3. Step 3: Cross multiply
    545,636,507.52x = 752,969,482.56 × 298,112,534.40
  4. Step 4: Simplify right side
    545,636,507.52x = 224,469,640,771,818,176
  5. Step 5: Solve for x
    x = 224,469,640,771,818,176/545,636,507.52
  6. Step 6: Final answer
    x = 411,390,436.08

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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.