Home / 90,866,355,471.07-136,302,309,943-31,174,180,420.55

Finding the Fourth Proportional to 90,866,355,471.07, 136,302,309,943 and 31,174,180,420.55

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Solution

The fourth proportional to 90,866,355,471.07, 136,302,309,943 and 31,174,180,420.55 is: 46,762,223,265.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,866,355,471.07 : 136,302,309,943 = 31,174,180,420.55 : x
  2. Step 2: Convert to fraction form
    90,866,355,471.07/136,302,309,943 = 31,174,180,420.55/x
  3. Step 3: Cross multiply
    90,866,355,471.07x = 136,302,309,943 × 31,174,180,420.55
  4. Step 4: Simplify right side
    90,866,355,471.07x = 4,249,112,801,900,126,273,536
  5. Step 5: Solve for x
    x = 4,249,112,801,900,126,273,536/90,866,355,471.07
  6. Step 6: Final answer
    x = 46,762,223,265.94

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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.