Home / 49,392,145.80-74,088,218.70-46,620,779.40

Finding the Fourth Proportional to 49,392,145.80, 74,088,218.70 and 46,620,779.40

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Solution

The fourth proportional to 49,392,145.80, 74,088,218.70 and 46,620,779.40 is: 69,931,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,392,145.80 : 74,088,218.70 = 46,620,779.40 : x
  2. Step 2: Convert to fraction form
    49,392,145.80/74,088,218.70 = 46,620,779.40/x
  3. Step 3: Cross multiply
    49,392,145.80x = 74,088,218.70 × 46,620,779.40
  4. Step 4: Simplify right side
    49,392,145.80x = 3,454,050,500,151,655
  5. Step 5: Solve for x
    x = 3,454,050,500,151,655/49,392,145.80
  6. Step 6: Final answer
    x = 69,931,169.10

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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.