Home / 1,103,712,643.08-1,654,902,130.23-439,828,795.71

Finding the Fourth Proportional to 1,103,712,643.08, 1,654,902,130.23 and 439,828,795.71

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Solution

The fourth proportional to 1,103,712,643.08, 1,654,902,130.23 and 439,828,795.71 is: 659,477,460.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,712,643.08 : 1,654,902,130.23 = 439,828,795.71 : x
  2. Step 2: Convert to fraction form
    1,103,712,643.08/1,654,902,130.23 = 439,828,795.71/x
  3. Step 3: Cross multiply
    1,103,712,643.08x = 1,654,902,130.23 × 439,828,795.71
  4. Step 4: Simplify right side
    1,103,712,643.08x = 727,873,610,956,974,464
  5. Step 5: Solve for x
    x = 727,873,610,956,974,464/1,103,712,643.08
  6. Step 6: Final answer
    x = 659,477,460.48

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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.