Home / 537,152,050.40-805,728,075.60-148,974,130.40

Finding the Fourth Proportional to 537,152,050.40, 805,728,075.60 and 148,974,130.40

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Solution

The fourth proportional to 537,152,050.40, 805,728,075.60 and 148,974,130.40 is: 223,461,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,152,050.40 : 805,728,075.60 = 148,974,130.40 : x
  2. Step 2: Convert to fraction form
    537,152,050.40/805,728,075.60 = 148,974,130.40/x
  3. Step 3: Cross multiply
    537,152,050.40x = 805,728,075.60 × 148,974,130.40
  4. Step 4: Simplify right side
    537,152,050.40x = 120,032,639,401,375,472
  5. Step 5: Solve for x
    x = 120,032,639,401,375,472/537,152,050.40
  6. Step 6: Final answer
    x = 223,461,195.60

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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.