Home / 576,211,643.19-864,454,966.92-188,035,195.77

Finding the Fourth Proportional to 576,211,643.19, 864,454,966.92 and 188,035,195.77

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Solution

The fourth proportional to 576,211,643.19, 864,454,966.92 and 188,035,195.77 is: 282,097,664.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,211,643.19 : 864,454,966.92 = 188,035,195.77 : x
  2. Step 2: Convert to fraction form
    576,211,643.19/864,454,966.92 = 188,035,195.77/x
  3. Step 3: Cross multiply
    576,211,643.19x = 864,454,966.92 × 188,035,195.77
  4. Step 4: Simplify right side
    576,211,643.19x = 162,547,958,939,151,072
  5. Step 5: Solve for x
    x = 162,547,958,939,151,072/576,211,643.19
  6. Step 6: Final answer
    x = 282,097,664.74

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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.