Home / 130,328,757,289.62-195,387,639,482.70-40,745,638,688.88

Finding the Fourth Proportional to 130,328,757,289.62, 195,387,639,482.70 and 40,745,638,688.88

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Solution

The fourth proportional to 130,328,757,289.62, 195,387,639,482.70 and 40,745,638,688.88 is: 61,085,475,901.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,328,757,289.62 : 195,387,639,482.70 = 40,745,638,688.88 : x
  2. Step 2: Convert to fraction form
    130,328,757,289.62/195,387,639,482.70 = 40,745,638,688.88/x
  3. Step 3: Cross multiply
    130,328,757,289.62x = 195,387,639,482.70 × 40,745,638,688.88
  4. Step 4: Simplify right side
    130,328,757,289.62x = 7,961,194,162,635,238,539,264
  5. Step 5: Solve for x
    x = 7,961,194,162,635,238,539,264/130,328,757,289.62
  6. Step 6: Final answer
    x = 61,085,475,901.10

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1.5x scale

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.