Home / 620,574,779,815.75-930,862,169,723.65-620,574,779,815.75

Finding the Fourth Proportional to 620,574,779,815.75, 930,862,169,723.65 and 620,574,779,815.75

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Solution

The fourth proportional to 620,574,779,815.75, 930,862,169,723.65 and 620,574,779,815.75 is: 930,862,169,723.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,574,779,815.75 : 930,862,169,723.65 = 620,574,779,815.75 : x
  2. Step 2: Convert to fraction form
    620,574,779,815.75/930,862,169,723.65 = 620,574,779,815.75/x
  3. Step 3: Cross multiply
    620,574,779,815.75x = 930,862,169,723.65 × 620,574,779,815.75
  4. Step 4: Simplify right side
    620,574,779,815.75x = 577,669,586,015,065,447,858,176
  5. Step 5: Solve for x
    x = 577,669,586,015,065,447,858,176/620,574,779,815.75
  6. Step 6: Final answer
    x = 930,862,169,723.65

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Double scale
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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.