Home / 295,219,331.43-442,657,674.62-139,771,834.40

Finding the Fourth Proportional to 295,219,331.43, 442,657,674.62 and 139,771,834.40

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Solution

The fourth proportional to 295,219,331.43, 442,657,674.62 and 139,771,834.40 is: 209,576,638.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,219,331.43 : 442,657,674.62 = 139,771,834.40 : x
  2. Step 2: Convert to fraction form
    295,219,331.43/442,657,674.62 = 139,771,834.40/x
  3. Step 3: Cross multiply
    295,219,331.43x = 442,657,674.62 × 139,771,834.40
  4. Step 4: Simplify right side
    295,219,331.43x = 61,871,075,193,807,648
  5. Step 5: Solve for x
    x = 61,871,075,193,807,648/295,219,331.43
  6. Step 6: Final answer
    x = 209,576,638.82

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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.