Home / 1,618,417,380.06-2,233,415,957.18-875,861,442.81

Finding the Fourth Proportional to 1,618,417,380.06, 2,233,415,957.18 and 875,861,442.81

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Solution

The fourth proportional to 1,618,417,380.06, 2,233,415,957.18 and 875,861,442.81 is: 1,208,688,776.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,417,380.06 : 2,233,415,957.18 = 875,861,442.81 : x
  2. Step 2: Convert to fraction form
    1,618,417,380.06/2,233,415,957.18 = 875,861,442.81/x
  3. Step 3: Cross multiply
    1,618,417,380.06x = 2,233,415,957.18 × 875,861,442.81
  4. Step 4: Simplify right side
    1,618,417,380.06x = 1,956,162,922,646,172,672
  5. Step 5: Solve for x
    x = 1,956,162,922,646,172,672/1,618,417,380.06
  6. Step 6: Final answer
    x = 1,208,688,776.30

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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.