Home / 427,723,461,036.30-641,585,191,554.45-427,723,461,036.30

Finding the Fourth Proportional to 427,723,461,036.30, 641,585,191,554.45 and 427,723,461,036.30

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Solution

The fourth proportional to 427,723,461,036.30, 641,585,191,554.45 and 427,723,461,036.30 is: 641,585,191,554.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,723,461,036.30 : 641,585,191,554.45 = 427,723,461,036.30 : x
  2. Step 2: Convert to fraction form
    427,723,461,036.30/641,585,191,554.45 = 427,723,461,036.30/x
  3. Step 3: Cross multiply
    427,723,461,036.30x = 641,585,191,554.45 × 427,723,461,036.30
  4. Step 4: Simplify right side
    427,723,461,036.30x = 274,421,038,681,306,834,141,184
  5. Step 5: Solve for x
    x = 274,421,038,681,306,834,141,184/427,723,461,036.30
  6. Step 6: Final answer
    x = 641,585,191,554.45

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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.