Home / 108,871,541.40-163,307,312.10-48,287,267.40

Finding the Fourth Proportional to 108,871,541.40, 163,307,312.10 and 48,287,267.40

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Solution

The fourth proportional to 108,871,541.40, 163,307,312.10 and 48,287,267.40 is: 72,430,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,871,541.40 : 163,307,312.10 = 48,287,267.40 : x
  2. Step 2: Convert to fraction form
    108,871,541.40/163,307,312.10 = 48,287,267.40/x
  3. Step 3: Cross multiply
    108,871,541.40x = 163,307,312.10 × 48,287,267.40
  4. Step 4: Simplify right side
    108,871,541.40x = 7,885,663,847,747,955
  5. Step 5: Solve for x
    x = 7,885,663,847,747,955/108,871,541.40
  6. Step 6: Final answer
    x = 72,430,901.10

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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.