Home / 131,466,252.16-181,417,977.70-71,927,256.16

Finding the Fourth Proportional to 131,466,252.16, 181,417,977.70 and 71,927,256.16

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Solution

The fourth proportional to 131,466,252.16, 181,417,977.70 and 71,927,256.16 is: 99,256,631.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,466,252.16 : 181,417,977.70 = 71,927,256.16 : x
  2. Step 2: Convert to fraction form
    131,466,252.16/181,417,977.70 = 71,927,256.16/x
  3. Step 3: Cross multiply
    131,466,252.16x = 181,417,977.70 × 71,927,256.16
  4. Step 4: Simplify right side
    131,466,252.16x = 13,048,897,354,057,066
  5. Step 5: Solve for x
    x = 13,048,897,354,057,066/131,466,252.16
  6. Step 6: Final answer
    x = 99,256,631.57

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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.