Home / 147,623,075.40-221,433,446.70-38,448,035.40

Finding the Fourth Proportional to 147,623,075.40, 221,433,446.70 and 38,448,035.40

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Solution

The fourth proportional to 147,623,075.40, 221,433,446.70 and 38,448,035.40 is: 57,671,749.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,623,075.40 : 221,433,446.70 = 38,448,035.40 : x
  2. Step 2: Convert to fraction form
    147,623,075.40/221,433,446.70 = 38,448,035.40/x
  3. Step 3: Cross multiply
    147,623,075.40x = 221,433,446.70 × 38,448,035.40
  4. Step 4: Simplify right side
    147,623,075.40x = 8,513,680,997,465,612
  5. Step 5: Solve for x
    x = 8,513,680,997,465,612/147,623,075.40
  6. Step 6: Final answer
    x = 57,671,749.31

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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.