Home / 695,506,951.80-1,043,260,427.70-373,020,679.80

Finding the Fourth Proportional to 695,506,951.80, 1,043,260,427.70 and 373,020,679.80

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Solution

The fourth proportional to 695,506,951.80, 1,043,260,427.70 and 373,020,679.80 is: 559,531,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,506,951.80 : 1,043,260,427.70 = 373,020,679.80 : x
  2. Step 2: Convert to fraction form
    695,506,951.80/1,043,260,427.70 = 373,020,679.80/x
  3. Step 3: Cross multiply
    695,506,951.80x = 1,043,260,427.70 × 373,020,679.80
  4. Step 4: Simplify right side
    695,506,951.80x = 389,157,713,949,092,800
  5. Step 5: Solve for x
    x = 389,157,713,949,092,800/695,506,951.80
  6. Step 6: Final answer
    x = 559,531,019.70

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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.