Home / 413,714,681.20-620,572,021.80-183,439,327.60

Finding the Fourth Proportional to 413,714,681.20, 620,572,021.80 and 183,439,327.60

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Solution

The fourth proportional to 413,714,681.20, 620,572,021.80 and 183,439,327.60 is: 275,158,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,714,681.20 : 620,572,021.80 = 183,439,327.60 : x
  2. Step 2: Convert to fraction form
    413,714,681.20/620,572,021.80 = 183,439,327.60/x
  3. Step 3: Cross multiply
    413,714,681.20x = 620,572,021.80 × 183,439,327.60
  4. Step 4: Simplify right side
    413,714,681.20x = 113,837,314,406,364,528
  5. Step 5: Solve for x
    x = 113,837,314,406,364,528/413,714,681.20
  6. Step 6: Final answer
    x = 275,158,991.40

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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.