Home / 75,688,720.40-113,604,857.64-46,847,614.16

Finding the Fourth Proportional to 75,688,720.40, 113,604,857.64 and 46,847,614.16

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Solution

The fourth proportional to 75,688,720.40, 113,604,857.64 and 46,847,614.16 is: 70,315,847.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,688,720.40 : 113,604,857.64 = 46,847,614.16 : x
  2. Step 2: Convert to fraction form
    75,688,720.40/113,604,857.64 = 46,847,614.16/x
  3. Step 3: Cross multiply
    75,688,720.40x = 113,604,857.64 × 46,847,614.16
  4. Step 4: Simplify right side
    75,688,720.40x = 5,322,116,537,420,448
  5. Step 5: Solve for x
    x = 5,322,116,537,420,448/75,688,720.40
  6. Step 6: Final answer
    x = 70,315,847.72

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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.