Home / 101,736,011.20-152,604,016.80-97,767,918.40

Finding the Fourth Proportional to 101,736,011.20, 152,604,016.80 and 97,767,918.40

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Solution

The fourth proportional to 101,736,011.20, 152,604,016.80 and 97,767,918.40 is: 146,651,877.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,736,011.20 : 152,604,016.80 = 97,767,918.40 : x
  2. Step 2: Convert to fraction form
    101,736,011.20/152,604,016.80 = 97,767,918.40/x
  3. Step 3: Cross multiply
    101,736,011.20x = 152,604,016.80 × 97,767,918.40
  4. Step 4: Simplify right side
    101,736,011.20x = 14,919,777,062,014,632
  5. Step 5: Solve for x
    x = 14,919,777,062,014,632/101,736,011.20
  6. Step 6: Final answer
    x = 146,651,877.60

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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.