Home / 316,890,016.40-475,335,024.60-240,362,512.40

Finding the Fourth Proportional to 316,890,016.40, 475,335,024.60 and 240,362,512.40

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Solution

The fourth proportional to 316,890,016.40, 475,335,024.60 and 240,362,512.40 is: 360,543,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,890,016.40 : 475,335,024.60 = 240,362,512.40 : x
  2. Step 2: Convert to fraction form
    316,890,016.40/475,335,024.60 = 240,362,512.40/x
  3. Step 3: Cross multiply
    316,890,016.40x = 475,335,024.60 × 240,362,512.40
  4. Step 4: Simplify right side
    316,890,016.40x = 114,252,720,744,571,808
  5. Step 5: Solve for x
    x = 114,252,720,744,571,808/316,890,016.40
  6. Step 6: Final answer
    x = 360,543,768.60

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1.5x scale

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.