Home / 28,956,779,423.19-43,434,366,209.63-7,709,410,340.64

Finding the Fourth Proportional to 28,956,779,423.19, 43,434,366,209.63 and 7,709,410,340.64

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Solution

The fourth proportional to 28,956,779,423.19, 43,434,366,209.63 and 7,709,410,340.64 is: 11,563,901,741.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,956,779,423.19 : 43,434,366,209.63 = 7,709,410,340.64 : x
  2. Step 2: Convert to fraction form
    28,956,779,423.19/43,434,366,209.63 = 7,709,410,340.64/x
  3. Step 3: Cross multiply
    28,956,779,423.19x = 43,434,366,209.63 × 7,709,410,340.64
  4. Step 4: Simplify right side
    28,956,779,423.19x = 334,853,351,995,650,736,128
  5. Step 5: Solve for x
    x = 334,853,351,995,650,736,128/28,956,779,423.19
  6. Step 6: Final answer
    x = 11,563,901,741.35

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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.