Home / 786,444,592,050.40-1,085,295,423,560.90-425,566,278,980.32

Finding the Fourth Proportional to 786,444,592,050.40, 1,085,295,423,560.90 and 425,566,278,980.32

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Solution

The fourth proportional to 786,444,592,050.40, 1,085,295,423,560.90 and 425,566,278,980.32 is: 587,282,485,845.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,444,592,050.40 : 1,085,295,423,560.90 = 425,566,278,980.32 : x
  2. Step 2: Convert to fraction form
    786,444,592,050.40/1,085,295,423,560.90 = 425,566,278,980.32/x
  3. Step 3: Cross multiply
    786,444,592,050.40x = 1,085,295,423,560.90 × 425,566,278,980.32
  4. Step 4: Simplify right side
    786,444,592,050.40x = 461,865,134,999,182,552,072,192
  5. Step 5: Solve for x
    x = 461,865,134,999,182,552,072,192/786,444,592,050.40
  6. Step 6: Final answer
    x = 587,282,485,845.59

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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.