Home / 12,087,344,460,749-18,112,567,121,654-7,176,710,908,705

Finding the Fourth Proportional to 12,087,344,460,749, 18,112,567,121,654 and 7,176,710,908,705

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Solution

The fourth proportional to 12,087,344,460,749, 18,112,567,121,654 and 7,176,710,908,705 is: 10,754,112,159,931.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,087,344,460,749 : 18,112,567,121,654 = 7,176,710,908,705 : x
  2. Step 2: Convert to fraction form
    12,087,344,460,749/18,112,567,121,654 = 7,176,710,908,705/x
  3. Step 3: Cross multiply
    12,087,344,460,749x = 18,112,567,121,654 × 7,176,710,908,705
  4. Step 4: Simplify right side
    12,087,344,460,749x = 129,988,658,046,625,780,271,677,440
  5. Step 5: Solve for x
    x = 129,988,658,046,625,780,271,677,440/12,087,344,460,749
  6. Step 6: Final answer
    x = 10,754,112,159,931.86

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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.