Home / 92,362,647.84-127,461,587.76-51,113,378.40

Finding the Fourth Proportional to 92,362,647.84, 127,461,587.76 and 51,113,378.40

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Solution

The fourth proportional to 92,362,647.84, 127,461,587.76 and 51,113,378.40 is: 70,537,089.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,362,647.84 : 127,461,587.76 = 51,113,378.40 : x
  2. Step 2: Convert to fraction form
    92,362,647.84/127,461,587.76 = 51,113,378.40/x
  3. Step 3: Cross multiply
    92,362,647.84x = 127,461,587.76 × 51,113,378.40
  4. Step 4: Simplify right side
    92,362,647.84x = 6,514,992,366,641,688
  5. Step 5: Solve for x
    x = 6,514,992,366,641,688/92,362,647.84
  6. Step 6: Final answer
    x = 70,537,089.60

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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.