Home / 849,947,795.92-1,172,896,992.21-473,584,937.48

Finding the Fourth Proportional to 849,947,795.92, 1,172,896,992.21 and 473,584,937.48

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Solution

The fourth proportional to 849,947,795.92, 1,172,896,992.21 and 473,584,937.48 is: 653,529,959.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,947,795.92 : 1,172,896,992.21 = 473,584,937.48 : x
  2. Step 2: Convert to fraction form
    849,947,795.92/1,172,896,992.21 = 473,584,937.48/x
  3. Step 3: Cross multiply
    849,947,795.92x = 1,172,896,992.21 × 473,584,937.48
  4. Step 4: Simplify right side
    849,947,795.92x = 555,466,348,726,252,928
  5. Step 5: Solve for x
    x = 555,466,348,726,252,928/849,947,795.92
  6. Step 6: Final answer
    x = 653,529,959.60

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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.