Home / 249,003,700.70-373,505,551.05-76,480,237.40

Finding the Fourth Proportional to 249,003,700.70, 373,505,551.05 and 76,480,237.40

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Solution

The fourth proportional to 249,003,700.70, 373,505,551.05 and 76,480,237.40 is: 114,720,356.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,003,700.70 : 373,505,551.05 = 76,480,237.40 : x
  2. Step 2: Convert to fraction form
    249,003,700.70/373,505,551.05 = 76,480,237.40/x
  3. Step 3: Cross multiply
    249,003,700.70x = 373,505,551.05 × 76,480,237.40
  4. Step 4: Simplify right side
    249,003,700.70x = 28,565,793,214,521,824
  5. Step 5: Solve for x
    x = 28,565,793,214,521,824/249,003,700.70
  6. Step 6: Final answer
    x = 114,720,356.10

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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.