Home / 1,587,734,460.59-2,191,075,372.13-882,871,308.40

Finding the Fourth Proportional to 1,587,734,460.59, 2,191,075,372.13 and 882,871,308.40

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Solution

The fourth proportional to 1,587,734,460.59, 2,191,075,372.13 and 882,871,308.40 is: 1,218,363,415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,587,734,460.59 : 2,191,075,372.13 = 882,871,308.40 : x
  2. Step 2: Convert to fraction form
    1,587,734,460.59/2,191,075,372.13 = 882,871,308.40/x
  3. Step 3: Cross multiply
    1,587,734,460.59x = 2,191,075,372.13 × 882,871,308.40
  4. Step 4: Simplify right side
    1,587,734,460.59x = 1,934,437,580,580,060,160
  5. Step 5: Solve for x
    x = 1,934,437,580,580,060,160/1,587,734,460.59
  6. Step 6: Final answer
    x = 1,218,363,415.67

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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.