Home / 404,075,255.16-606,134,519.46-127,705,445.40

Finding the Fourth Proportional to 404,075,255.16, 606,134,519.46 and 127,705,445.40

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Solution

The fourth proportional to 404,075,255.16, 606,134,519.46 and 127,705,445.40 is: 191,565,006.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,075,255.16 : 606,134,519.46 = 127,705,445.40 : x
  2. Step 2: Convert to fraction form
    404,075,255.16/606,134,519.46 = 127,705,445.40/x
  3. Step 3: Cross multiply
    404,075,255.16x = 606,134,519.46 × 127,705,445.40
  4. Step 4: Simplify right side
    404,075,255.16x = 77,406,678,779,954,272
  5. Step 5: Solve for x
    x = 77,406,678,779,954,272/404,075,255.16
  6. Step 6: Final answer
    x = 191,565,006.25

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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.