Home / 897,077,485.34-1,237,967,153.76-495,191,459.06

Finding the Fourth Proportional to 897,077,485.34, 1,237,967,153.76 and 495,191,459.06

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Solution

The fourth proportional to 897,077,485.34, 1,237,967,153.76 and 495,191,459.06 is: 683,364,337.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,077,485.34 : 1,237,967,153.76 = 495,191,459.06 : x
  2. Step 2: Convert to fraction form
    897,077,485.34/1,237,967,153.76 = 495,191,459.06/x
  3. Step 3: Cross multiply
    897,077,485.34x = 1,237,967,153.76 × 495,191,459.06
  4. Step 4: Simplify right side
    897,077,485.34x = 613,030,761,130,104,064
  5. Step 5: Solve for x
    x = 613,030,761,130,104,064/897,077,485.34
  6. Step 6: Final answer
    x = 683,364,337.14

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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.