Home / 124,417,673.40-186,626,510.10-98,439,612.60

Finding the Fourth Proportional to 124,417,673.40, 186,626,510.10 and 98,439,612.60

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Solution

The fourth proportional to 124,417,673.40, 186,626,510.10 and 98,439,612.60 is: 147,659,418.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,417,673.40 : 186,626,510.10 = 98,439,612.60 : x
  2. Step 2: Convert to fraction form
    124,417,673.40/186,626,510.10 = 98,439,612.60/x
  3. Step 3: Cross multiply
    124,417,673.40x = 186,626,510.10 × 98,439,612.60
  4. Step 4: Simplify right side
    124,417,673.40x = 18,371,441,355,133,984
  5. Step 5: Solve for x
    x = 18,371,441,355,133,984/124,417,673.40
  6. Step 6: Final answer
    x = 147,659,418.90

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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.