Home / 43,137,413,924.40-64,706,120,886.60-19,918,402,340.40

Finding the Fourth Proportional to 43,137,413,924.40, 64,706,120,886.60 and 19,918,402,340.40

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Solution

The fourth proportional to 43,137,413,924.40, 64,706,120,886.60 and 19,918,402,340.40 is: 29,877,603,510.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,137,413,924.40 : 64,706,120,886.60 = 19,918,402,340.40 : x
  2. Step 2: Convert to fraction form
    43,137,413,924.40/64,706,120,886.60 = 19,918,402,340.40/x
  3. Step 3: Cross multiply
    43,137,413,924.40x = 64,706,120,886.60 × 19,918,402,340.40
  4. Step 4: Simplify right side
    43,137,413,924.40x = 1,288,842,549,705,858,875,392
  5. Step 5: Solve for x
    x = 1,288,842,549,705,858,875,392/43,137,413,924.40
  6. Step 6: Final answer
    x = 29,877,603,510.60

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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.