Home / 507,853,467,205.02-700,837,899,139.20-279,482,709,191.16

Finding the Fourth Proportional to 507,853,467,205.02, 700,837,899,139.20 and 279,482,709,191.16

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Solution

The fourth proportional to 507,853,467,205.02, 700,837,899,139.20 and 279,482,709,191.16 is: 385,686,201,638.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,853,467,205.02 : 700,837,899,139.20 = 279,482,709,191.16 : x
  2. Step 2: Convert to fraction form
    507,853,467,205.02/700,837,899,139.20 = 279,482,709,191.16/x
  3. Step 3: Cross multiply
    507,853,467,205.02x = 700,837,899,139.20 × 279,482,709,191.16
  4. Step 4: Simplify right side
    507,853,467,205.02x = 195,872,074,755,264,531,660,800
  5. Step 5: Solve for x
    x = 195,872,074,755,264,531,660,800/507,853,467,205.02
  6. Step 6: Final answer
    x = 385,686,201,638.54

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.