Home / 1,544,915,848.71-2,131,994,962.08-840,062,779.37

Finding the Fourth Proportional to 1,544,915,848.71, 2,131,994,962.08 and 840,062,779.37

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Solution

The fourth proportional to 1,544,915,848.71, 2,131,994,962.08 and 840,062,779.37 is: 1,159,292,666.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544,915,848.71 : 2,131,994,962.08 = 840,062,779.37 : x
  2. Step 2: Convert to fraction form
    1,544,915,848.71/2,131,994,962.08 = 840,062,779.37/x
  3. Step 3: Cross multiply
    1,544,915,848.71x = 2,131,994,962.08 × 840,062,779.37
  4. Step 4: Simplify right side
    1,544,915,848.71x = 1,791,009,613,437,102,592
  5. Step 5: Solve for x
    x = 1,791,009,613,437,102,592/1,544,915,848.71
  6. Step 6: Final answer
    x = 1,159,292,666.29

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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.