Home / 169,514,075.12-254,141,781.16-77,333,347.32

Finding the Fourth Proportional to 169,514,075.12, 254,141,781.16 and 77,333,347.32

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Solution

The fourth proportional to 169,514,075.12, 254,141,781.16 and 77,333,347.32 is: 115,941,019.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,514,075.12 : 254,141,781.16 = 77,333,347.32 : x
  2. Step 2: Convert to fraction form
    169,514,075.12/254,141,781.16 = 77,333,347.32/x
  3. Step 3: Cross multiply
    169,514,075.12x = 254,141,781.16 × 77,333,347.32
  4. Step 4: Simplify right side
    169,514,075.12x = 19,653,634,630,969,712
  5. Step 5: Solve for x
    x = 19,653,634,630,969,712/169,514,075.12
  6. Step 6: Final answer
    x = 115,941,019.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.