Home / 663,896,443.17-916,158,827.25-366,533,281.74

Finding the Fourth Proportional to 663,896,443.17, 916,158,827.25 and 366,533,281.74

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Solution

The fourth proportional to 663,896,443.17, 916,158,827.25 and 366,533,281.74 is: 505,805,845.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,896,443.17 : 916,158,827.25 = 366,533,281.74 : x
  2. Step 2: Convert to fraction form
    663,896,443.17/916,158,827.25 = 366,533,281.74/x
  3. Step 3: Cross multiply
    663,896,443.17x = 916,158,827.25 × 366,533,281.74
  4. Step 4: Simplify right side
    663,896,443.17x = 335,802,701,547,012,224
  5. Step 5: Solve for x
    x = 335,802,701,547,012,224/663,896,443.17
  6. Step 6: Final answer
    x = 505,805,845.18

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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.