Home / 376,495,590.80-564,743,386.20-103,865,920.40

Finding the Fourth Proportional to 376,495,590.80, 564,743,386.20 and 103,865,920.40

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Solution

The fourth proportional to 376,495,590.80, 564,743,386.20 and 103,865,920.40 is: 155,798,880.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,495,590.80 : 564,743,386.20 = 103,865,920.40 : x
  2. Step 2: Convert to fraction form
    376,495,590.80/564,743,386.20 = 103,865,920.40/x
  3. Step 3: Cross multiply
    376,495,590.80x = 564,743,386.20 × 103,865,920.40
  4. Step 4: Simplify right side
    376,495,590.80x = 58,657,591,597,475,664
  5. Step 5: Solve for x
    x = 58,657,591,597,475,664/376,495,590.80
  6. Step 6: Final answer
    x = 155,798,880.60

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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.