Home / 537,152,043.40-805,728,065.10-148,974,123.40

Finding the Fourth Proportional to 537,152,043.40, 805,728,065.10 and 148,974,123.40

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Solution

The fourth proportional to 537,152,043.40, 805,728,065.10 and 148,974,123.40 is: 223,461,185.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,152,043.40 : 805,728,065.10 = 148,974,123.40 : x
  2. Step 2: Convert to fraction form
    537,152,043.40/805,728,065.10 = 148,974,123.40/x
  3. Step 3: Cross multiply
    537,152,043.40x = 805,728,065.10 × 148,974,123.40
  4. Step 4: Simplify right side
    537,152,043.40x = 120,032,632,197,050,640
  5. Step 5: Solve for x
    x = 120,032,632,197,050,640/537,152,043.40
  6. Step 6: Final answer
    x = 223,461,185.10

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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.