Home / 676,721,919.95-1,014,885,955.08-262,106,266.58

Finding the Fourth Proportional to 676,721,919.95, 1,014,885,955.08 and 262,106,266.58

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Solution

The fourth proportional to 676,721,919.95, 1,014,885,955.08 and 262,106,266.58 is: 393,083,127.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,721,919.95 : 1,014,885,955.08 = 262,106,266.58 : x
  2. Step 2: Convert to fraction form
    676,721,919.95/1,014,885,955.08 = 262,106,266.58/x
  3. Step 3: Cross multiply
    676,721,919.95x = 1,014,885,955.08 × 262,106,266.58
  4. Step 4: Simplify right side
    676,721,919.95x = 266,007,968,685,421,952
  5. Step 5: Solve for x
    x = 266,007,968,685,421,952/676,721,919.95
  6. Step 6: Final answer
    x = 393,083,127.42

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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.