Home / 989,605,106.48-1,365,617,631.24-549,600,302

Finding the Fourth Proportional to 989,605,106.48, 1,365,617,631.24 and 549,600,302

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Solution

The fourth proportional to 989,605,106.48, 1,365,617,631.24 and 549,600,302 is: 758,427,637.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,605,106.48 : 1,365,617,631.24 = 549,600,302 : x
  2. Step 2: Convert to fraction form
    989,605,106.48/1,365,617,631.24 = 549,600,302/x
  3. Step 3: Cross multiply
    989,605,106.48x = 1,365,617,631.24 × 549,600,302
  4. Step 4: Simplify right side
    989,605,106.48x = 750,543,862,546,028,672
  5. Step 5: Solve for x
    x = 750,543,862,546,028,672/989,605,106.48
  6. Step 6: Final answer
    x = 758,427,637.08

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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.