Home / 605,091,195.60-907,636,793.40-553,435,130.40

Finding the Fourth Proportional to 605,091,195.60, 907,636,793.40 and 553,435,130.40

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Solution

The fourth proportional to 605,091,195.60, 907,636,793.40 and 553,435,130.40 is: 830,152,695.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,091,195.60 : 907,636,793.40 = 553,435,130.40 : x
  2. Step 2: Convert to fraction form
    605,091,195.60/907,636,793.40 = 553,435,130.40/x
  3. Step 3: Cross multiply
    605,091,195.60x = 907,636,793.40 × 553,435,130.40
  4. Step 4: Simplify right side
    605,091,195.60x = 502,318,087,111,166,848
  5. Step 5: Solve for x
    x = 502,318,087,111,166,848/605,091,195.60
  6. Step 6: Final answer
    x = 830,152,695.60

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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.