Home / 1,080,417,254.58-1,490,400,683.10-657,160,370.46

Finding the Fourth Proportional to 1,080,417,254.58, 1,490,400,683.10 and 657,160,370.46

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Solution

The fourth proportional to 1,080,417,254.58, 1,490,400,683.10 and 657,160,370.46 is: 906,531,491.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,417,254.58 : 1,490,400,683.10 = 657,160,370.46 : x
  2. Step 2: Convert to fraction form
    1,080,417,254.58/1,490,400,683.10 = 657,160,370.46/x
  3. Step 3: Cross multiply
    1,080,417,254.58x = 1,490,400,683.10 × 657,160,370.46
  4. Step 4: Simplify right side
    1,080,417,254.58x = 979,432,265,039,833,088
  5. Step 5: Solve for x
    x = 979,432,265,039,833,088/1,080,417,254.58
  6. Step 6: Final answer
    x = 906,531,491.32

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Double scale
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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.