Home / 1,017,550,858.60-1,526,326,287.90-363,240,699.40

Finding the Fourth Proportional to 1,017,550,858.60, 1,526,326,287.90 and 363,240,699.40

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Solution

The fourth proportional to 1,017,550,858.60, 1,526,326,287.90 and 363,240,699.40 is: 544,861,049.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,550,858.60 : 1,526,326,287.90 = 363,240,699.40 : x
  2. Step 2: Convert to fraction form
    1,017,550,858.60/1,526,326,287.90 = 363,240,699.40/x
  3. Step 3: Cross multiply
    1,017,550,858.60x = 1,526,326,287.90 × 363,240,699.40
  4. Step 4: Simplify right side
    1,017,550,858.60x = 554,423,828,329,401,728
  5. Step 5: Solve for x
    x = 554,423,828,329,401,728/1,017,550,858.60
  6. Step 6: Final answer
    x = 544,861,049.10

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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.