Home / 856,711,726.07-1,181,827,072.01-559,527,925.93

Finding the Fourth Proportional to 856,711,726.07, 1,181,827,072.01 and 559,527,925.93

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Solution

The fourth proportional to 856,711,726.07, 1,181,827,072.01 and 559,527,925.93 is: 771,864,362.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,711,726.07 : 1,181,827,072.01 = 559,527,925.93 : x
  2. Step 2: Convert to fraction form
    856,711,726.07/1,181,827,072.01 = 559,527,925.93/x
  3. Step 3: Cross multiply
    856,711,726.07x = 1,181,827,072.01 × 559,527,925.93
  4. Step 4: Simplify right side
    856,711,726.07x = 661,265,250,408,124,288
  5. Step 5: Solve for x
    x = 661,265,250,408,124,288/856,711,726.07
  6. Step 6: Final answer
    x = 771,864,362.64

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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.