Home / 836,026,047.13-1,254,528,075.55-311,757,341.65

Finding the Fourth Proportional to 836,026,047.13, 1,254,528,075.55 and 311,757,341.65

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Solution

The fourth proportional to 836,026,047.13, 1,254,528,075.55 and 311,757,341.65 is: 467,818,364.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,026,047.13 : 1,254,528,075.55 = 311,757,341.65 : x
  2. Step 2: Convert to fraction form
    836,026,047.13/1,254,528,075.55 = 311,757,341.65/x
  3. Step 3: Cross multiply
    836,026,047.13x = 1,254,528,075.55 × 311,757,341.65
  4. Step 4: Simplify right side
    836,026,047.13x = 391,108,337,858,758,336
  5. Step 5: Solve for x
    x = 391,108,337,858,758,336/836,026,047.13
  6. Step 6: Final answer
    x = 467,818,364.27

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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.