Home / 1,781,060,904.88-2,457,863,095.86-977,293,680.05

Finding the Fourth Proportional to 1,781,060,904.88, 2,457,863,095.86 and 977,293,680.05

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Solution

The fourth proportional to 1,781,060,904.88, 2,457,863,095.86 and 977,293,680.05 is: 1,348,664,755.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,060,904.88 : 2,457,863,095.86 = 977,293,680.05 : x
  2. Step 2: Convert to fraction form
    1,781,060,904.88/2,457,863,095.86 = 977,293,680.05/x
  3. Step 3: Cross multiply
    1,781,060,904.88x = 2,457,863,095.86 × 977,293,680.05
  4. Step 4: Simplify right side
    1,781,060,904.88x = 2,402,054,070,014,201,856
  5. Step 5: Solve for x
    x = 2,402,054,070,014,201,856/1,781,060,904.88
  6. Step 6: Final answer
    x = 1,348,664,755.61

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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.