Home / 120,319,447,064.07-166,044,818,955.06-66,127,916,545.06

Finding the Fourth Proportional to 120,319,447,064.07, 166,044,818,955.06 and 66,127,916,545.06

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Solution

The fourth proportional to 120,319,447,064.07, 166,044,818,955.06 and 66,127,916,545.06 is: 91,258,713,354.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,319,447,064.07 : 166,044,818,955.06 = 66,127,916,545.06 : x
  2. Step 2: Convert to fraction form
    120,319,447,064.07/166,044,818,955.06 = 66,127,916,545.06/x
  3. Step 3: Cross multiply
    120,319,447,064.07x = 166,044,818,955.06 × 66,127,916,545.06
  4. Step 4: Simplify right side
    120,319,447,064.07x = 10,980,197,930,599,802,994,688
  5. Step 5: Solve for x
    x = 10,980,197,930,599,802,994,688/120,319,447,064.07
  6. Step 6: Final answer
    x = 91,258,713,354.57

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1.5x scale

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.