Home / 97,920,434.80-146,916,810.60-40,417,692.40

Finding the Fourth Proportional to 97,920,434.80, 146,916,810.60 and 40,417,692.40

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Solution

The fourth proportional to 97,920,434.80, 146,916,810.60 and 40,417,692.40 is: 60,641,463.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,920,434.80 : 146,916,810.60 = 40,417,692.40 : x
  2. Step 2: Convert to fraction form
    97,920,434.80/146,916,810.60 = 40,417,692.40/x
  3. Step 3: Cross multiply
    97,920,434.80x = 146,916,810.60 × 40,417,692.40
  4. Step 4: Simplify right side
    97,920,434.80x = 5,938,038,459,219,859
  5. Step 5: Solve for x
    x = 5,938,038,459,219,859/97,920,434.80
  6. Step 6: Final answer
    x = 60,641,463.36

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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.