Home / 614,849,128.40-922,273,692.60-555,540,312.80

Finding the Fourth Proportional to 614,849,128.40, 922,273,692.60 and 555,540,312.80

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Solution

The fourth proportional to 614,849,128.40, 922,273,692.60 and 555,540,312.80 is: 833,310,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,849,128.40 : 922,273,692.60 = 555,540,312.80 : x
  2. Step 2: Convert to fraction form
    614,849,128.40/922,273,692.60 = 555,540,312.80/x
  3. Step 3: Cross multiply
    614,849,128.40x = 922,273,692.60 × 555,540,312.80
  4. Step 4: Simplify right side
    614,849,128.40x = 512,360,215,674,215,040
  5. Step 5: Solve for x
    x = 512,360,215,674,215,040/614,849,128.40
  6. Step 6: Final answer
    x = 833,310,469.20

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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.