Home / 45,785,088,045.45-68,677,632,068.18-38,438,447,661.45

Finding the Fourth Proportional to 45,785,088,045.45, 68,677,632,068.18 and 38,438,447,661.45

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Solution

The fourth proportional to 45,785,088,045.45, 68,677,632,068.18 and 38,438,447,661.45 is: 57,657,671,492.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,785,088,045.45 : 68,677,632,068.18 = 38,438,447,661.45 : x
  2. Step 2: Convert to fraction form
    45,785,088,045.45/68,677,632,068.18 = 38,438,447,661.45/x
  3. Step 3: Cross multiply
    45,785,088,045.45x = 68,677,632,068.18 × 38,438,447,661.45
  4. Step 4: Simplify right side
    45,785,088,045.45x = 2,639,861,565,764,864,573,440
  5. Step 5: Solve for x
    x = 2,639,861,565,764,864,573,440/45,785,088,045.45
  6. Step 6: Final answer
    x = 57,657,671,492.18

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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.