Home / 66,803,566,638.43-92,189,286,413.44-39,338,351,437.15

Finding the Fourth Proportional to 66,803,566,638.43, 92,189,286,413.44 and 39,338,351,437.15

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Solution

The fourth proportional to 66,803,566,638.43, 92,189,286,413.44 and 39,338,351,437.15 is: 54,287,139,596.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,803,566,638.43 : 92,189,286,413.44 = 39,338,351,437.15 : x
  2. Step 2: Convert to fraction form
    66,803,566,638.43/92,189,286,413.44 = 39,338,351,437.15/x
  3. Step 3: Cross multiply
    66,803,566,638.43x = 92,189,286,413.44 × 39,338,351,437.15
  4. Step 4: Simplify right side
    66,803,566,638.43x = 3,626,574,547,672,349,278,208
  5. Step 5: Solve for x
    x = 3,626,574,547,672,349,278,208/66,803,566,638.43
  6. Step 6: Final answer
    x = 54,287,139,596.91

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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.