Home / 176,232,184.32-243,206,977.81-105,679,281.23

Finding the Fourth Proportional to 176,232,184.32, 243,206,977.81 and 105,679,281.23

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Solution

The fourth proportional to 176,232,184.32, 243,206,977.81 and 105,679,281.23 is: 145,841,343.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,232,184.32 : 243,206,977.81 = 105,679,281.23 : x
  2. Step 2: Convert to fraction form
    176,232,184.32/243,206,977.81 = 105,679,281.23/x
  3. Step 3: Cross multiply
    176,232,184.32x = 243,206,977.81 × 105,679,281.23
  4. Step 4: Simplify right side
    176,232,184.32x = 25,701,938,603,601,124
  5. Step 5: Solve for x
    x = 25,701,938,603,601,124/176,232,184.32
  6. Step 6: Final answer
    x = 145,841,343.92

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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.