Home / 703,402,990.05-1,053,772,708.38-469,528,501.50

Finding the Fourth Proportional to 703,402,990.05, 1,053,772,708.38 and 469,528,501.50

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Solution

The fourth proportional to 703,402,990.05, 1,053,772,708.38 and 469,528,501.50 is: 703,403,778.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,402,990.05 : 1,053,772,708.38 = 469,528,501.50 : x
  2. Step 2: Convert to fraction form
    703,402,990.05/1,053,772,708.38 = 469,528,501.50/x
  3. Step 3: Cross multiply
    703,402,990.05x = 1,053,772,708.38 × 469,528,501.50
  4. Step 4: Simplify right side
    703,402,990.05x = 494,776,320,687,257,920
  5. Step 5: Solve for x
    x = 494,776,320,687,257,920/703,402,990.05
  6. Step 6: Final answer
    x = 703,403,778.04

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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.