Home / 403,579,254.16-605,368,889.12-96,871,367.04

Finding the Fourth Proportional to 403,579,254.16, 605,368,889.12 and 96,871,367.04

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Solution

The fourth proportional to 403,579,254.16, 605,368,889.12 and 96,871,367.04 is: 145,307,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,579,254.16 : 605,368,889.12 = 96,871,367.04 : x
  2. Step 2: Convert to fraction form
    403,579,254.16/605,368,889.12 = 96,871,367.04/x
  3. Step 3: Cross multiply
    403,579,254.16x = 605,368,889.12 × 96,871,367.04
  4. Step 4: Simplify right side
    403,579,254.16x = 58,642,911,852,540,584
  5. Step 5: Solve for x
    x = 58,642,911,852,540,584/403,579,254.16
  6. Step 6: Final answer
    x = 145,307,052.45

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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.