Home / 1,094,674,075.70-1,639,721,859.15-512,904,859.70

Finding the Fourth Proportional to 1,094,674,075.70, 1,639,721,859.15 and 512,904,859.70

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Solution

The fourth proportional to 1,094,674,075.70, 1,639,721,859.15 and 512,904,859.70 is: 768,284,669.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,094,674,075.70 : 1,639,721,859.15 = 512,904,859.70 : x
  2. Step 2: Convert to fraction form
    1,094,674,075.70/1,639,721,859.15 = 512,904,859.70/x
  3. Step 3: Cross multiply
    1,094,674,075.70x = 1,639,721,859.15 × 512,904,859.70
  4. Step 4: Simplify right side
    1,094,674,075.70x = 841,021,310,114,353,920
  5. Step 5: Solve for x
    x = 841,021,310,114,353,920/1,094,674,075.70
  6. Step 6: Final answer
    x = 768,284,669.18

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1.5x scale

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.