Home / 101,736,021.20-152,604,031.80-97,767,928.40

Finding the Fourth Proportional to 101,736,021.20, 152,604,031.80 and 97,767,928.40

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Solution

The fourth proportional to 101,736,021.20, 152,604,031.80 and 97,767,928.40 is: 146,651,892.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,736,021.20 : 152,604,031.80 = 97,767,928.40 : x
  2. Step 2: Convert to fraction form
    101,736,021.20/152,604,031.80 = 97,767,928.40/x
  3. Step 3: Cross multiply
    101,736,021.20x = 152,604,031.80 × 97,767,928.40
  4. Step 4: Simplify right side
    101,736,021.20x = 14,919,780,054,573,726
  5. Step 5: Solve for x
    x = 14,919,780,054,573,726/101,736,021.20
  6. Step 6: Final answer
    x = 146,651,892.60

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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.