Home / 549,340,618,248.36-758,090,681,677.72-305,464,851,018.08

Finding the Fourth Proportional to 549,340,618,248.36, 758,090,681,677.72 and 305,464,851,018.08

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Solution

The fourth proportional to 549,340,618,248.36, 758,090,681,677.72 and 305,464,851,018.08 is: 421,541,843,884.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,340,618,248.36 : 758,090,681,677.72 = 305,464,851,018.08 : x
  2. Step 2: Convert to fraction form
    549,340,618,248.36/758,090,681,677.72 = 305,464,851,018.08/x
  3. Step 3: Cross multiply
    549,340,618,248.36x = 758,090,681,677.72 × 305,464,851,018.08
  4. Step 4: Simplify right side
    549,340,618,248.36x = 231,570,057,136,879,446,261,760
  5. Step 5: Solve for x
    x = 231,570,057,136,879,446,261,760/549,340,618,248.36
  6. Step 6: Final answer
    x = 421,541,843,884.16

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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.