Home / 406,726,963,651.16-561,288,350,139.55-223,845,114,956.11

Finding the Fourth Proportional to 406,726,963,651.16, 561,288,350,139.55 and 223,845,114,956.11

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Solution

The fourth proportional to 406,726,963,651.16, 561,288,350,139.55 and 223,845,114,956.11 is: 308,909,087,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,726,963,651.16 : 561,288,350,139.55 = 223,845,114,956.11 : x
  2. Step 2: Convert to fraction form
    406,726,963,651.16/561,288,350,139.55 = 223,845,114,956.11/x
  3. Step 3: Cross multiply
    406,726,963,651.16x = 561,288,350,139.55 × 223,845,114,956.11
  4. Step 4: Simplify right side
    406,726,963,651.16x = 125,641,655,260,512,895,631,360
  5. Step 5: Solve for x
    x = 125,641,655,260,512,895,631,360/406,726,963,651.16
  6. Step 6: Final answer
    x = 308,909,087,641.10

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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.