Home / 115,041,703.20-172,562,554.80-102,500,570.40

Finding the Fourth Proportional to 115,041,703.20, 172,562,554.80 and 102,500,570.40

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Solution

The fourth proportional to 115,041,703.20, 172,562,554.80 and 102,500,570.40 is: 153,750,855.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,041,703.20 : 172,562,554.80 = 102,500,570.40 : x
  2. Step 2: Convert to fraction form
    115,041,703.20/172,562,554.80 = 102,500,570.40/x
  3. Step 3: Cross multiply
    115,041,703.20x = 172,562,554.80 × 102,500,570.40
  4. Step 4: Simplify right side
    115,041,703.20x = 17,687,760,296,681,260
  5. Step 5: Solve for x
    x = 17,687,760,296,681,260/115,041,703.20
  6. Step 6: Final answer
    x = 153,750,855.60

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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.