Home / 14,217,239,642.98-19,610,343,675.60-9,143,018,868.65

Finding the Fourth Proportional to 14,217,239,642.98, 19,610,343,675.60 and 9,143,018,868.65

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Solution

The fourth proportional to 14,217,239,642.98, 19,610,343,675.60 and 9,143,018,868.65 is: 12,611,290,711.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217,239,642.98 : 19,610,343,675.60 = 9,143,018,868.65 : x
  2. Step 2: Convert to fraction form
    14,217,239,642.98/19,610,343,675.60 = 9,143,018,868.65/x
  3. Step 3: Cross multiply
    14,217,239,642.98x = 19,610,343,675.60 × 9,143,018,868.65
  4. Step 4: Simplify right side
    14,217,239,642.98x = 179,297,742,246,721,978,368
  5. Step 5: Solve for x
    x = 179,297,742,246,721,978,368/14,217,239,642.98
  6. Step 6: Final answer
    x = 12,611,290,711.08

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1.5x scale

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.