Home / 190,674,001.70-286,011,002.55-147,627,280.70

Finding the Fourth Proportional to 190,674,001.70, 286,011,002.55 and 147,627,280.70

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Solution

The fourth proportional to 190,674,001.70, 286,011,002.55 and 147,627,280.70 is: 221,440,921.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,674,001.70 : 286,011,002.55 = 147,627,280.70 : x
  2. Step 2: Convert to fraction form
    190,674,001.70/286,011,002.55 = 147,627,280.70/x
  3. Step 3: Cross multiply
    190,674,001.70x = 286,011,002.55 × 147,627,280.70
  4. Step 4: Simplify right side
    190,674,001.70x = 42,223,026,556,737,264
  5. Step 5: Solve for x
    x = 42,223,026,556,737,264/190,674,001.70
  6. Step 6: Final answer
    x = 221,440,921.05

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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.