Home / 7,913,078,571,239.40-10,920,313,294,103-4,397,525,819,643.80

Finding the Fourth Proportional to 7,913,078,571,239.40, 10,920,313,294,103 and 4,397,525,819,643.80

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Solution

The fourth proportional to 7,913,078,571,239.40, 10,920,313,294,103 and 4,397,525,819,643.80 is: 6,068,732,824,662.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,913,078,571,239.40 : 10,920,313,294,103 = 4,397,525,819,643.80 : x
  2. Step 2: Convert to fraction form
    7,913,078,571,239.40/10,920,313,294,103 = 4,397,525,819,643.80/x
  3. Step 3: Cross multiply
    7,913,078,571,239.40x = 10,920,313,294,103 × 4,397,525,819,643.80
  4. Step 4: Simplify right side
    7,913,078,571,239.40x = 48,022,359,669,417,377,779,417,088
  5. Step 5: Solve for x
    x = 48,022,359,669,417,377,779,417,088/7,913,078,571,239.40
  6. Step 6: Final answer
    x = 6,068,732,824,662.93

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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.