Home / 575,316,292.34-862,990,516.94-187,139,124.15

Finding the Fourth Proportional to 575,316,292.34, 862,990,516.94 and 187,139,124.15

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Solution

The fourth proportional to 575,316,292.34, 862,990,516.94 and 187,139,124.15 is: 280,713,916.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,316,292.34 : 862,990,516.94 = 187,139,124.15 : x
  2. Step 2: Convert to fraction form
    575,316,292.34/862,990,516.94 = 187,139,124.15/x
  3. Step 3: Cross multiply
    575,316,292.34x = 862,990,516.94 × 187,139,124.15
  4. Step 4: Simplify right side
    575,316,292.34x = 161,499,289,488,971,648
  5. Step 5: Solve for x
    x = 161,499,289,488,971,648/575,316,292.34
  6. Step 6: Final answer
    x = 280,713,916.22

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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.