Home / 1,759,516,783.36-2,428,090,809.28-977,236,253.44

Finding the Fourth Proportional to 1,759,516,783.36, 2,428,090,809.28 and 977,236,253.44

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Solution

The fourth proportional to 1,759,516,783.36, 2,428,090,809.28 and 977,236,253.44 is: 1,348,562,507.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,516,783.36 : 2,428,090,809.28 = 977,236,253.44 : x
  2. Step 2: Convert to fraction form
    1,759,516,783.36/2,428,090,809.28 = 977,236,253.44/x
  3. Step 3: Cross multiply
    1,759,516,783.36x = 2,428,090,809.28 × 977,236,253.44
  4. Step 4: Simplify right side
    1,759,516,783.36x = 2,372,818,365,472,885,248
  5. Step 5: Solve for x
    x = 2,372,818,365,472,885,248/1,759,516,783.36
  6. Step 6: Final answer
    x = 1,348,562,507.57

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Double scale
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1.5x scale

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.