Home / 540,349,037.07-745,682,308.88-292,830,391.32

Finding the Fourth Proportional to 540,349,037.07, 745,682,308.88 and 292,830,391.32

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Solution

The fourth proportional to 540,349,037.07, 745,682,308.88 and 292,830,391.32 is: 404,106,285.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,349,037.07 : 745,682,308.88 = 292,830,391.32 : x
  2. Step 2: Convert to fraction form
    540,349,037.07/745,682,308.88 = 292,830,391.32/x
  3. Step 3: Cross multiply
    540,349,037.07x = 745,682,308.88 × 292,830,391.32
  4. Step 4: Simplify right side
    540,349,037.07x = 218,358,442,307,119,712
  5. Step 5: Solve for x
    x = 218,358,442,307,119,712/540,349,037.07
  6. Step 6: Final answer
    x = 404,106,285.62

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Why These Related Problems?

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