Home / 148,158,001.80-222,237,002.70-127,750,667.40

Finding the Fourth Proportional to 148,158,001.80, 222,237,002.70 and 127,750,667.40

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Solution

The fourth proportional to 148,158,001.80, 222,237,002.70 and 127,750,667.40 is: 191,626,001.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,158,001.80 : 222,237,002.70 = 127,750,667.40 : x
  2. Step 2: Convert to fraction form
    148,158,001.80/222,237,002.70 = 127,750,667.40/x
  3. Step 3: Cross multiply
    148,158,001.80x = 222,237,002.70 × 127,750,667.40
  4. Step 4: Simplify right side
    148,158,001.80x = 28,390,925,415,900,600
  5. Step 5: Solve for x
    x = 28,390,925,415,900,600/148,158,001.80
  6. Step 6: Final answer
    x = 191,626,001.10

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1.5x scale

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.