Home / 282,243,476,698.66-423,447,828,952.72-91,011,668,397.21

Finding the Fourth Proportional to 282,243,476,698.66, 423,447,828,952.72 and 91,011,668,397.21

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Solution

The fourth proportional to 282,243,476,698.66, 423,447,828,952.72 and 91,011,668,397.21 is: 136,544,142,110.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,243,476,698.66 : 423,447,828,952.72 = 91,011,668,397.21 : x
  2. Step 2: Convert to fraction form
    282,243,476,698.66/423,447,828,952.72 = 91,011,668,397.21/x
  3. Step 3: Cross multiply
    282,243,476,698.66x = 423,447,828,952.72 × 91,011,668,397.21
  4. Step 4: Simplify right side
    282,243,476,698.66x = 38,538,693,392,162,596,323,328
  5. Step 5: Solve for x
    x = 38,538,693,392,162,596,323,328/282,243,476,698.66
  6. Step 6: Final answer
    x = 136,544,142,110.71

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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.