Home / 746,502,402.60-1,119,753,603.90-719,292,623.40

Finding the Fourth Proportional to 746,502,402.60, 1,119,753,603.90 and 719,292,623.40

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Solution

The fourth proportional to 746,502,402.60, 1,119,753,603.90 and 719,292,623.40 is: 1,078,938,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,502,402.60 : 1,119,753,603.90 = 719,292,623.40 : x
  2. Step 2: Convert to fraction form
    746,502,402.60/1,119,753,603.90 = 719,292,623.40/x
  3. Step 3: Cross multiply
    746,502,402.60x = 1,119,753,603.90 × 719,292,623.40
  4. Step 4: Simplify right side
    746,502,402.60x = 805,430,507,310,835,456
  5. Step 5: Solve for x
    x = 805,430,507,310,835,456/746,502,402.60
  6. Step 6: Final answer
    x = 1,078,938,935.10

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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.