Home / 674,032,913.40-1,009,348,758.90-537,984,017.40

Finding the Fourth Proportional to 674,032,913.40, 1,009,348,758.90 and 537,984,017.40

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Solution

The fourth proportional to 674,032,913.40, 1,009,348,758.90 and 537,984,017.40 is: 805,618,671.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,032,913.40 : 1,009,348,758.90 = 537,984,017.40 : x
  2. Step 2: Convert to fraction form
    674,032,913.40/1,009,348,758.90 = 537,984,017.40/x
  3. Step 3: Cross multiply
    674,032,913.40x = 1,009,348,758.90 × 537,984,017.40
  4. Step 4: Simplify right side
    674,032,913.40x = 543,013,500,270,725,952
  5. Step 5: Solve for x
    x = 543,013,500,270,725,952/674,032,913.40
  6. Step 6: Final answer
    x = 805,618,671.54

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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.