Home / 147,626,002.70-221,439,004.05-79,601,554.70

Finding the Fourth Proportional to 147,626,002.70, 221,439,004.05 and 79,601,554.70

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Solution

The fourth proportional to 147,626,002.70, 221,439,004.05 and 79,601,554.70 is: 119,402,332.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,626,002.70 : 221,439,004.05 = 79,601,554.70 : x
  2. Step 2: Convert to fraction form
    147,626,002.70/221,439,004.05 = 79,601,554.70/x
  3. Step 3: Cross multiply
    147,626,002.70x = 221,439,004.05 × 79,601,554.70
  4. Step 4: Simplify right side
    147,626,002.70x = 17,626,888,993,599,598
  5. Step 5: Solve for x
    x = 17,626,888,993,599,598/147,626,002.70
  6. Step 6: Final answer
    x = 119,402,332.05

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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.