Home / 122,804,127.84-169,484,557.01-69,893,699.91

Finding the Fourth Proportional to 122,804,127.84, 169,484,557.01 and 69,893,699.91

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Solution

The fourth proportional to 122,804,127.84, 169,484,557.01 and 69,893,699.91 is: 96,461,763.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,804,127.84 : 169,484,557.01 = 69,893,699.91 : x
  2. Step 2: Convert to fraction form
    122,804,127.84/169,484,557.01 = 69,893,699.91/x
  3. Step 3: Cross multiply
    122,804,127.84x = 169,484,557.01 × 69,893,699.91
  4. Step 4: Simplify right side
    122,804,127.84x = 11,845,902,767,117,154
  5. Step 5: Solve for x
    x = 11,845,902,767,117,154/122,804,127.84
  6. Step 6: Final answer
    x = 96,461,763.75

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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.