Home / 162,385,619.40-243,578,429.10-152,819,681.40

Finding the Fourth Proportional to 162,385,619.40, 243,578,429.10 and 152,819,681.40

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Solution

The fourth proportional to 162,385,619.40, 243,578,429.10 and 152,819,681.40 is: 229,229,522.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,385,619.40 : 243,578,429.10 = 152,819,681.40 : x
  2. Step 2: Convert to fraction form
    162,385,619.40/243,578,429.10 = 152,819,681.40/x
  3. Step 3: Cross multiply
    162,385,619.40x = 243,578,429.10 × 152,819,681.40
  4. Step 4: Simplify right side
    162,385,619.40x = 37,223,577,930,974,488
  5. Step 5: Solve for x
    x = 37,223,577,930,974,488/162,385,619.40
  6. Step 6: Final answer
    x = 229,229,522.10

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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.