Home / 819,335,510.60-1,130,770,628.19-502,006,349.52

Finding the Fourth Proportional to 819,335,510.60, 1,130,770,628.19 and 502,006,349.52

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Solution

The fourth proportional to 819,335,510.60, 1,130,770,628.19 and 502,006,349.52 is: 692,822,449.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,335,510.60 : 1,130,770,628.19 = 502,006,349.52 : x
  2. Step 2: Convert to fraction form
    819,335,510.60/1,130,770,628.19 = 502,006,349.52/x
  3. Step 3: Cross multiply
    819,335,510.60x = 1,130,770,628.19 × 502,006,349.52
  4. Step 4: Simplify right side
    819,335,510.60x = 567,654,035,202,099,136
  5. Step 5: Solve for x
    x = 567,654,035,202,099,136/819,335,510.60
  6. Step 6: Final answer
    x = 692,822,449.24

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1.5x scale

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.