Home / 1,458,103,303.06-2,011,966,100.75-885,588,429.53

Finding the Fourth Proportional to 1,458,103,303.06, 2,011,966,100.75 and 885,588,429.53

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Solution

The fourth proportional to 1,458,103,303.06, 2,011,966,100.75 and 885,588,429.53 is: 1,221,980,565.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,103,303.06 : 2,011,966,100.75 = 885,588,429.53 : x
  2. Step 2: Convert to fraction form
    1,458,103,303.06/2,011,966,100.75 = 885,588,429.53/x
  3. Step 3: Cross multiply
    1,458,103,303.06x = 2,011,966,100.75 × 885,588,429.53
  4. Step 4: Simplify right side
    1,458,103,303.06x = 1,781,773,899,438,034,176
  5. Step 5: Solve for x
    x = 1,781,773,899,438,034,176/1,458,103,303.06
  6. Step 6: Final answer
    x = 1,221,980,565.92

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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.