Home / 1,140,066,679.70-1,710,357,881.69-615,424,520.52

Finding the Fourth Proportional to 1,140,066,679.70, 1,710,357,881.69 and 615,424,520.52

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Solution

The fourth proportional to 1,140,066,679.70, 1,710,357,881.69 and 615,424,520.52 is: 923,275,978.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,066,679.70 : 1,710,357,881.69 = 615,424,520.52 : x
  2. Step 2: Convert to fraction form
    1,140,066,679.70/1,710,357,881.69 = 615,424,520.52/x
  3. Step 3: Cross multiply
    1,140,066,679.70x = 1,710,357,881.69 × 615,424,520.52
  4. Step 4: Simplify right side
    1,140,066,679.70x = 1,052,596,179,258,209,792
  5. Step 5: Solve for x
    x = 1,052,596,179,258,209,792/1,140,066,679.70
  6. Step 6: Final answer
    x = 923,275,978.50

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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.