Home / 180,584,945.18-249,208,499.80-98,078,729.93

Finding the Fourth Proportional to 180,584,945.18, 249,208,499.80 and 98,078,729.93

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Solution

The fourth proportional to 180,584,945.18, 249,208,499.80 and 98,078,729.93 is: 135,349,340.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,584,945.18 : 249,208,499.80 = 98,078,729.93 : x
  2. Step 2: Convert to fraction form
    180,584,945.18/249,208,499.80 = 98,078,729.93/x
  3. Step 3: Cross multiply
    180,584,945.18x = 249,208,499.80 × 98,078,729.93
  4. Step 4: Simplify right side
    180,584,945.18x = 24,442,053,147,021,216
  5. Step 5: Solve for x
    x = 24,442,053,147,021,216/180,584,945.18
  6. Step 6: Final answer
    x = 135,349,340.02

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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.