Home / 12,701,875,686.72-17,528,602,979.76-7,062,970,469.16

Finding the Fourth Proportional to 12,701,875,686.72, 17,528,602,979.76 and 7,062,970,469.16

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Solution

The fourth proportional to 12,701,875,686.72, 17,528,602,979.76 and 7,062,970,469.16 is: 9,746,907,328.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701,875,686.72 : 17,528,602,979.76 = 7,062,970,469.16 : x
  2. Step 2: Convert to fraction form
    12,701,875,686.72/17,528,602,979.76 = 7,062,970,469.16/x
  3. Step 3: Cross multiply
    12,701,875,686.72x = 17,528,602,979.76 × 7,062,970,469.16
  4. Step 4: Simplify right side
    12,701,875,686.72x = 123,804,005,211,674,853,376
  5. Step 5: Solve for x
    x = 123,804,005,211,674,853,376/12,701,875,686.72
  6. Step 6: Final answer
    x = 9,746,907,328.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.