Home / 122,238,767.40-183,358,151.10-31,362,356.40

Finding the Fourth Proportional to 122,238,767.40, 183,358,151.10 and 31,362,356.40

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Solution

The fourth proportional to 122,238,767.40, 183,358,151.10 and 31,362,356.40 is: 47,043,534.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,238,767.40 : 183,358,151.10 = 31,362,356.40 : x
  2. Step 2: Convert to fraction form
    122,238,767.40/183,358,151.10 = 31,362,356.40/x
  3. Step 3: Cross multiply
    122,238,767.40x = 183,358,151.10 × 31,362,356.40
  4. Step 4: Simplify right side
    122,238,767.40x = 5,750,543,683,643,252
  5. Step 5: Solve for x
    x = 5,750,543,683,643,252/122,238,767.40
  6. Step 6: Final answer
    x = 47,043,534.60

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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.