Home / 751,631,994-1,037,250,030.60-417,155,017.68

Finding the Fourth Proportional to 751,631,994, 1,037,250,030.60 and 417,155,017.68

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Solution

The fourth proportional to 751,631,994, 1,037,250,030.60 and 417,155,017.68 is: 575,672,747.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,631,994 : 1,037,250,030.60 = 417,155,017.68 : x
  2. Step 2: Convert to fraction form
    751,631,994/1,037,250,030.60 = 417,155,017.68/x
  3. Step 3: Cross multiply
    751,631,994x = 1,037,250,030.60 × 417,155,017.68
  4. Step 4: Simplify right side
    751,631,994x = 432,694,054,853,523,584
  5. Step 5: Solve for x
    x = 432,694,054,853,523,584/751,631,994
  6. Step 6: Final answer
    x = 575,672,747.18

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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.