Home / 1,495,487,730.63-2,063,779,385.74-817,318,527.73

Finding the Fourth Proportional to 1,495,487,730.63, 2,063,779,385.74 and 817,318,527.73

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Solution

The fourth proportional to 1,495,487,730.63, 2,063,779,385.74 and 817,318,527.73 is: 1,127,903,020.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,487,730.63 : 2,063,779,385.74 = 817,318,527.73 : x
  2. Step 2: Convert to fraction form
    1,495,487,730.63/2,063,779,385.74 = 817,318,527.73/x
  3. Step 3: Cross multiply
    1,495,487,730.63x = 2,063,779,385.74 × 817,318,527.73
  4. Step 4: Simplify right side
    1,495,487,730.63x = 1,686,765,129,118,010,368
  5. Step 5: Solve for x
    x = 1,686,765,129,118,010,368/1,495,487,730.63
  6. Step 6: Final answer
    x = 1,127,903,020.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.