Home / 43,032,199,125.12-64,415,909,444.40-28,077,162,800.64

Finding the Fourth Proportional to 43,032,199,125.12, 64,415,909,444.40 and 28,077,162,800.64

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Solution

The fourth proportional to 43,032,199,125.12, 64,415,909,444.40 and 28,077,162,800.64 is: 42,029,364,364.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,032,199,125.12 : 64,415,909,444.40 = 28,077,162,800.64 : x
  2. Step 2: Convert to fraction form
    43,032,199,125.12/64,415,909,444.40 = 28,077,162,800.64/x
  3. Step 3: Cross multiply
    43,032,199,125.12x = 64,415,909,444.40 × 28,077,162,800.64
  4. Step 4: Simplify right side
    43,032,199,125.12x = 1,808,615,976,421,702,500,352
  5. Step 5: Solve for x
    x = 1,808,615,976,421,702,500,352/43,032,199,125.12
  6. Step 6: Final answer
    x = 42,029,364,364.18

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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.