Home / 148,720,266.84-205,170,298.56-92,868,722.40

Finding the Fourth Proportional to 148,720,266.84, 205,170,298.56 and 92,868,722.40

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Solution

The fourth proportional to 148,720,266.84, 205,170,298.56 and 92,868,722.40 is: 128,119,078.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,720,266.84 : 205,170,298.56 = 92,868,722.40 : x
  2. Step 2: Convert to fraction form
    148,720,266.84/205,170,298.56 = 92,868,722.40/x
  3. Step 3: Cross multiply
    148,720,266.84x = 205,170,298.56 × 92,868,722.40
  4. Step 4: Simplify right side
    148,720,266.84x = 19,053,903,501,693,760
  5. Step 5: Solve for x
    x = 19,053,903,501,693,760/148,720,266.84
  6. Step 6: Final answer
    x = 128,119,078.23

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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.