Home / 1,201,748,681.48-1,799,518,493.70-829,405,501.69

Finding the Fourth Proportional to 1,201,748,681.48, 1,799,518,493.70 and 829,405,501.69

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Solution

The fourth proportional to 1,201,748,681.48, 1,799,518,493.70 and 829,405,501.69 is: 1,241,965,614.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,748,681.48 : 1,799,518,493.70 = 829,405,501.69 : x
  2. Step 2: Convert to fraction form
    1,201,748,681.48/1,799,518,493.70 = 829,405,501.69/x
  3. Step 3: Cross multiply
    1,201,748,681.48x = 1,799,518,493.70 × 829,405,501.69
  4. Step 4: Simplify right side
    1,201,748,681.48x = 1,492,530,539,076,607,232
  5. Step 5: Solve for x
    x = 1,492,530,539,076,607,232/1,201,748,681.48
  6. Step 6: Final answer
    x = 1,241,965,614.01

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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.