Home / 403,094,938.40-604,642,407.60-173,024,871.20

Finding the Fourth Proportional to 403,094,938.40, 604,642,407.60 and 173,024,871.20

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Solution

The fourth proportional to 403,094,938.40, 604,642,407.60 and 173,024,871.20 is: 259,537,306.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,094,938.40 : 604,642,407.60 = 173,024,871.20 : x
  2. Step 2: Convert to fraction form
    403,094,938.40/604,642,407.60 = 173,024,871.20/x
  3. Step 3: Cross multiply
    403,094,938.40x = 604,642,407.60 × 173,024,871.20
  4. Step 4: Simplify right side
    403,094,938.40x = 104,618,174,697,047,904
  5. Step 5: Solve for x
    x = 104,618,174,697,047,904/403,094,938.40
  6. Step 6: Final answer
    x = 259,537,306.80

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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.