Home / 879,746,532.60-1,319,283,875.70-266,126,820.60

Finding the Fourth Proportional to 879,746,532.60, 1,319,283,875.70 and 266,126,820.60

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Solution

The fourth proportional to 879,746,532.60, 1,319,283,875.70 and 266,126,820.60 is: 399,088,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    879,746,532.60 : 1,319,283,875.70 = 266,126,820.60 : x
  2. Step 2: Convert to fraction form
    879,746,532.60/1,319,283,875.70 = 266,126,820.60/x
  3. Step 3: Cross multiply
    879,746,532.60x = 1,319,283,875.70 × 266,126,820.60
  4. Step 4: Simplify right side
    879,746,532.60x = 351,096,823,308,886,592
  5. Step 5: Solve for x
    x = 351,096,823,308,886,592/879,746,532.60
  6. Step 6: Final answer
    x = 399,088,612.80

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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.