Home / 1,043,871,478.96-1,564,772,948.02-490,182,749.94

Finding the Fourth Proportional to 1,043,871,478.96, 1,564,772,948.02 and 490,182,749.94

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Solution

The fourth proportional to 1,043,871,478.96, 1,564,772,948.02 and 490,182,749.94 is: 734,788,450.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,871,478.96 : 1,564,772,948.02 = 490,182,749.94 : x
  2. Step 2: Convert to fraction form
    1,043,871,478.96/1,564,772,948.02 = 490,182,749.94/x
  3. Step 3: Cross multiply
    1,043,871,478.96x = 1,564,772,948.02 × 490,182,749.94
  4. Step 4: Simplify right side
    1,043,871,478.96x = 767,024,706,692,164,224
  5. Step 5: Solve for x
    x = 767,024,706,692,164,224/1,043,871,478.96
  6. Step 6: Final answer
    x = 734,788,450.64

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Double scale
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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.