Home / 199,289,040.10-298,989,547.35-97,056,412.90

Finding the Fourth Proportional to 199,289,040.10, 298,989,547.35 and 97,056,412.90

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Solution

The fourth proportional to 199,289,040.10, 298,989,547.35 and 97,056,412.90 is: 145,611,885.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,289,040.10 : 298,989,547.35 = 97,056,412.90 : x
  2. Step 2: Convert to fraction form
    199,289,040.10/298,989,547.35 = 97,056,412.90/x
  3. Step 3: Cross multiply
    199,289,040.10x = 298,989,547.35 × 97,056,412.90
  4. Step 4: Simplify right side
    199,289,040.10x = 29,018,852,960,385,704
  5. Step 5: Solve for x
    x = 29,018,852,960,385,704/199,289,040.10
  6. Step 6: Final answer
    x = 145,611,885.86

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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.