Home / 28,875,339,276.16-43,282,439,418.26-9,712,708,334.72

Finding the Fourth Proportional to 28,875,339,276.16, 43,282,439,418.26 and 9,712,708,334.72

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Solution

The fourth proportional to 28,875,339,276.16, 43,282,439,418.26 and 9,712,708,334.72 is: 14,558,779,935.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,875,339,276.16 : 43,282,439,418.26 = 9,712,708,334.72 : x
  2. Step 2: Convert to fraction form
    28,875,339,276.16/43,282,439,418.26 = 9,712,708,334.72/x
  3. Step 3: Cross multiply
    28,875,339,276.16x = 43,282,439,418.26 × 9,712,708,334.72
  4. Step 4: Simplify right side
    28,875,339,276.16x = 420,389,710,084,747,362,304
  5. Step 5: Solve for x
    x = 420,389,710,084,747,362,304/28,875,339,276.16
  6. Step 6: Final answer
    x = 14,558,779,935.51

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1.5x scale

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.