Home / 1,570,570,510.88-2,167,484,276.40-865,720,904.96

Finding the Fourth Proportional to 1,570,570,510.88, 2,167,484,276.40 and 865,720,904.96

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Solution

The fourth proportional to 1,570,570,510.88, 2,167,484,276.40 and 865,720,904.96 is: 1,194,748,300.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,570,510.88 : 2,167,484,276.40 = 865,720,904.96 : x
  2. Step 2: Convert to fraction form
    1,570,570,510.88/2,167,484,276.40 = 865,720,904.96/x
  3. Step 3: Cross multiply
    1,570,570,510.88x = 2,167,484,276.40 × 865,720,904.96
  4. Step 4: Simplify right side
    1,570,570,510.88x = 1,876,436,449,251,578,880
  5. Step 5: Solve for x
    x = 1,876,436,449,251,578,880/1,570,570,510.88
  6. Step 6: Final answer
    x = 1,194,748,300.86

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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.