Home / 537,152,075.40-805,728,113.10-148,974,155.40

Finding the Fourth Proportional to 537,152,075.40, 805,728,113.10 and 148,974,155.40

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Solution

The fourth proportional to 537,152,075.40, 805,728,113.10 and 148,974,155.40 is: 223,461,233.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,152,075.40 : 805,728,113.10 = 148,974,155.40 : x
  2. Step 2: Convert to fraction form
    537,152,075.40/805,728,113.10 = 148,974,155.40/x
  3. Step 3: Cross multiply
    537,152,075.40x = 805,728,113.10 × 148,974,155.40
  4. Step 4: Simplify right side
    537,152,075.40x = 120,032,665,131,108,192
  5. Step 5: Solve for x
    x = 120,032,665,131,108,192/537,152,075.40
  6. Step 6: Final answer
    x = 223,461,233.10

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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.