Home / 1,038,985,479.86-1,433,782,240.58-562,671,979.88

Finding the Fourth Proportional to 1,038,985,479.86, 1,433,782,240.58 and 562,671,979.88

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Solution

The fourth proportional to 1,038,985,479.86, 1,433,782,240.58 and 562,671,979.88 is: 776,477,734.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,985,479.86 : 1,433,782,240.58 = 562,671,979.88 : x
  2. Step 2: Convert to fraction form
    1,038,985,479.86/1,433,782,240.58 = 562,671,979.88/x
  3. Step 3: Cross multiply
    1,038,985,479.86x = 1,433,782,240.58 × 562,671,979.88
  4. Step 4: Simplify right side
    1,038,985,479.86x = 806,749,092,018,168,832
  5. Step 5: Solve for x
    x = 806,749,092,018,168,832/1,038,985,479.86
  6. Step 6: Final answer
    x = 776,477,734.93

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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.