Home / 540,349,087.79-745,682,378.69-292,830,442.04

Finding the Fourth Proportional to 540,349,087.79, 745,682,378.69 and 292,830,442.04

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Solution

The fourth proportional to 540,349,087.79, 745,682,378.69 and 292,830,442.04 is: 404,106,355.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,349,087.79 : 745,682,378.69 = 292,830,442.04 : x
  2. Step 2: Convert to fraction form
    540,349,087.79/745,682,378.69 = 292,830,442.04/x
  3. Step 3: Cross multiply
    540,349,087.79x = 745,682,378.69 × 292,830,442.04
  4. Step 4: Simplify right side
    540,349,087.79x = 218,358,500,575,827,680
  5. Step 5: Solve for x
    x = 218,358,500,575,827,680/540,349,087.79
  6. Step 6: Final answer
    x = 404,106,355.52

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.