Home / 4,681,168,143.35-7,020,677,715.95-2,790,899,182.51

Finding the Fourth Proportional to 4,681,168,143.35, 7,020,677,715.95 and 2,790,899,182.51

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Solution

The fourth proportional to 4,681,168,143.35, 7,020,677,715.95 and 2,790,899,182.51 is: 4,185,708,160.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,168,143.35 : 7,020,677,715.95 = 2,790,899,182.51 : x
  2. Step 2: Convert to fraction form
    4,681,168,143.35/7,020,677,715.95 = 2,790,899,182.51/x
  3. Step 3: Cross multiply
    4,681,168,143.35x = 7,020,677,715.95 × 2,790,899,182.51
  4. Step 4: Simplify right side
    4,681,168,143.35x = 19,594,003,698,100,457,472
  5. Step 5: Solve for x
    x = 19,594,003,698,100,457,472/4,681,168,143.35
  6. Step 6: Final answer
    x = 4,185,708,160.46

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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.