Home / 315,334,210.40-472,917,334.80-96,984,130.40

Finding the Fourth Proportional to 315,334,210.40, 472,917,334.80 and 96,984,130.40

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Solution

The fourth proportional to 315,334,210.40, 472,917,334.80 and 96,984,130.40 is: 145,450,366.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,334,210.40 : 472,917,334.80 = 96,984,130.40 : x
  2. Step 2: Convert to fraction form
    315,334,210.40/472,917,334.80 = 96,984,130.40/x
  3. Step 3: Cross multiply
    315,334,210.40x = 472,917,334.80 × 96,984,130.40
  4. Step 4: Simplify right side
    315,334,210.40x = 45,865,476,466,663,664
  5. Step 5: Solve for x
    x = 45,865,476,466,663,664/315,334,210.40
  6. Step 6: Final answer
    x = 145,450,366.48

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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.