Home / 7,779,817,918.32-11,663,187,495.76-6,302,293,643.49

Finding the Fourth Proportional to 7,779,817,918.32, 11,663,187,495.76 and 6,302,293,643.49

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Solution

The fourth proportional to 7,779,817,918.32, 11,663,187,495.76 and 6,302,293,643.49 is: 9,448,143,027.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779,817,918.32 : 11,663,187,495.76 = 6,302,293,643.49 : x
  2. Step 2: Convert to fraction form
    7,779,817,918.32/11,663,187,495.76 = 6,302,293,643.49/x
  3. Step 3: Cross multiply
    7,779,817,918.32x = 11,663,187,495.76 × 6,302,293,643.49
  4. Step 4: Simplify right side
    7,779,817,918.32x = 73,504,832,417,360,297,984
  5. Step 5: Solve for x
    x = 73,504,832,417,360,297,984/7,779,817,918.32
  6. Step 6: Final answer
    x = 9,448,143,027.14

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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.