Home / 607,704,832.90-838,169,967.88-523,075,988.32

Finding the Fourth Proportional to 607,704,832.90, 838,169,967.88 and 523,075,988.32

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Solution

The fourth proportional to 607,704,832.90, 838,169,967.88 and 523,075,988.32 is: 721,446,598.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,704,832.90 : 838,169,967.88 = 523,075,988.32 : x
  2. Step 2: Convert to fraction form
    607,704,832.90/838,169,967.88 = 523,075,988.32/x
  3. Step 3: Cross multiply
    607,704,832.90x = 838,169,967.88 × 523,075,988.32
  4. Step 4: Simplify right side
    607,704,832.90x = 438,426,584,327,532,096
  5. Step 5: Solve for x
    x = 438,426,584,327,532,096/607,704,832.90
  6. Step 6: Final answer
    x = 721,446,598.07

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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.