Home / 977,756,082.40-1,466,634,123.60-589,378,999.60

Finding the Fourth Proportional to 977,756,082.40, 1,466,634,123.60 and 589,378,999.60

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Solution

The fourth proportional to 977,756,082.40, 1,466,634,123.60 and 589,378,999.60 is: 884,068,499.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,756,082.40 : 1,466,634,123.60 = 589,378,999.60 : x
  2. Step 2: Convert to fraction form
    977,756,082.40/1,466,634,123.60 = 589,378,999.60/x
  3. Step 3: Cross multiply
    977,756,082.40x = 1,466,634,123.60 × 589,378,999.60
  4. Step 4: Simplify right side
    977,756,082.40x = 864,403,352,546,590,720
  5. Step 5: Solve for x
    x = 864,403,352,546,590,720/977,756,082.40
  6. Step 6: Final answer
    x = 884,068,499.40

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1.5x scale

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.