Home / 106,549,416.70-147,038,582.55-57,656,844.70

Finding the Fourth Proportional to 106,549,416.70, 147,038,582.55 and 57,656,844.70

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Solution

The fourth proportional to 106,549,416.70, 147,038,582.55 and 57,656,844.70 is: 79,566,655.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,549,416.70 : 147,038,582.55 = 57,656,844.70 : x
  2. Step 2: Convert to fraction form
    106,549,416.70/147,038,582.55 = 57,656,844.70/x
  3. Step 3: Cross multiply
    106,549,416.70x = 147,038,582.55 × 57,656,844.70
  4. Step 4: Simplify right side
    106,549,416.70x = 8,477,780,718,993,481
  5. Step 5: Solve for x
    x = 8,477,780,718,993,481/106,549,416.70
  6. Step 6: Final answer
    x = 79,566,655.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.