Home / 1,048,088,860.96-1,570,580,595.60-425,547,063.76

Finding the Fourth Proportional to 1,048,088,860.96, 1,570,580,595.60 and 425,547,063.76

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Solution

The fourth proportional to 1,048,088,860.96, 1,570,580,595.60 and 425,547,063.76 is: 637,690,167.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,088,860.96 : 1,570,580,595.60 = 425,547,063.76 : x
  2. Step 2: Convert to fraction form
    1,048,088,860.96/1,570,580,595.60 = 425,547,063.76/x
  3. Step 3: Cross multiply
    1,048,088,860.96x = 1,570,580,595.60 × 425,547,063.76
  4. Step 4: Simplify right side
    1,048,088,860.96x = 668,355,960,856,011,904
  5. Step 5: Solve for x
    x = 668,355,960,856,011,904/1,048,088,860.96
  6. Step 6: Final answer
    x = 637,690,167.08

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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.