Home / 102,562,607.20-153,843,910.80-30,759,023.20

Finding the Fourth Proportional to 102,562,607.20, 153,843,910.80 and 30,759,023.20

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Solution

The fourth proportional to 102,562,607.20, 153,843,910.80 and 30,759,023.20 is: 46,138,534.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,562,607.20 : 153,843,910.80 = 30,759,023.20 : x
  2. Step 2: Convert to fraction form
    102,562,607.20/153,843,910.80 = 30,759,023.20/x
  3. Step 3: Cross multiply
    102,562,607.20x = 153,843,910.80 × 30,759,023.20
  4. Step 4: Simplify right side
    102,562,607.20x = 4,732,088,421,475,931
  5. Step 5: Solve for x
    x = 4,732,088,421,475,931/102,562,607.20
  6. Step 6: Final answer
    x = 46,138,534.80

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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.