Home / 140,191,641,411.92-193,464,635,208.72-75,962,316,043.52

Finding the Fourth Proportional to 140,191,641,411.92, 193,464,635,208.72 and 75,962,316,043.52

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Solution

The fourth proportional to 140,191,641,411.92, 193,464,635,208.72 and 75,962,316,043.52 is: 104,828,088,286.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,191,641,411.92 : 193,464,635,208.72 = 75,962,316,043.52 : x
  2. Step 2: Convert to fraction form
    140,191,641,411.92/193,464,635,208.72 = 75,962,316,043.52/x
  3. Step 3: Cross multiply
    140,191,641,411.92x = 193,464,635,208.72 × 75,962,316,043.52
  4. Step 4: Simplify right side
    140,191,641,411.92x = 14,696,021,762,969,096,421,376
  5. Step 5: Solve for x
    x = 14,696,021,762,969,096,421,376/140,191,641,411.92
  6. Step 6: Final answer
    x = 104,828,088,286.58

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1.5x scale

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.