Home / 1,126,393,457,985.90-1,690,334,544,889.30-530,323,789,808

Finding the Fourth Proportional to 1,126,393,457,985.90, 1,690,334,544,889.30 and 530,323,789,808

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Solution

The fourth proportional to 1,126,393,457,985.90, 1,690,334,544,889.30 and 530,323,789,808 is: 795,836,140,145.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,393,457,985.90 : 1,690,334,544,889.30 = 530,323,789,808 : x
  2. Step 2: Convert to fraction form
    1,126,393,457,985.90/1,690,334,544,889.30 = 530,323,789,808/x
  3. Step 3: Cross multiply
    1,126,393,457,985.90x = 1,690,334,544,889.30 × 530,323,789,808
  4. Step 4: Simplify right side
    1,126,393,457,985.90x = 896,424,621,889,074,552,111,104
  5. Step 5: Solve for x
    x = 896,424,621,889,074,552,111,104/1,126,393,457,985.90
  6. Step 6: Final answer
    x = 795,836,140,145.89

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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.