Home / 1,038,985,077.82-1,433,781,686.34-562,671,576.30

Finding the Fourth Proportional to 1,038,985,077.82, 1,433,781,686.34 and 562,671,576.30

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Solution

The fourth proportional to 1,038,985,077.82, 1,433,781,686.34 and 562,671,576.30 is: 776,477,178.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,985,077.82 : 1,433,781,686.34 = 562,671,576.30 : x
  2. Step 2: Convert to fraction form
    1,038,985,077.82/1,433,781,686.34 = 562,671,576.30/x
  3. Step 3: Cross multiply
    1,038,985,077.82x = 1,433,781,686.34 × 562,671,576.30
  4. Step 4: Simplify right side
    1,038,985,077.82x = 806,748,201,522,999,808
  5. Step 5: Solve for x
    x = 806,748,201,522,999,808/1,038,985,077.82
  6. Step 6: Final answer
    x = 776,477,178.30

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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.