Home / 28,875,339,277.16-43,282,439,419.76-9,712,708,335.72

Finding the Fourth Proportional to 28,875,339,277.16, 43,282,439,419.76 and 9,712,708,335.72

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Solution

The fourth proportional to 28,875,339,277.16, 43,282,439,419.76 and 9,712,708,335.72 is: 14,558,779,937.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,875,339,277.16 : 43,282,439,419.76 = 9,712,708,335.72 : x
  2. Step 2: Convert to fraction form
    28,875,339,277.16/43,282,439,419.76 = 9,712,708,335.72/x
  3. Step 3: Cross multiply
    28,875,339,277.16x = 43,282,439,419.76 × 9,712,708,335.72
  4. Step 4: Simplify right side
    28,875,339,277.16x = 420,389,710,142,598,873,088
  5. Step 5: Solve for x
    x = 420,389,710,142,598,873,088/28,875,339,277.16
  6. Step 6: Final answer
    x = 14,558,779,937.01

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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.