Home / 858,483,214.79-1,184,963,746.21-501,347,327.04

Finding the Fourth Proportional to 858,483,214.79, 1,184,963,746.21 and 501,347,327.04

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Solution

The fourth proportional to 858,483,214.79, 1,184,963,746.21 and 501,347,327.04 is: 692,009,344.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,483,214.79 : 1,184,963,746.21 = 501,347,327.04 : x
  2. Step 2: Convert to fraction form
    858,483,214.79/1,184,963,746.21 = 501,347,327.04/x
  3. Step 3: Cross multiply
    858,483,214.79x = 1,184,963,746.21 × 501,347,327.04
  4. Step 4: Simplify right side
    858,483,214.79x = 594,078,406,800,435,072
  5. Step 5: Solve for x
    x = 594,078,406,800,435,072/858,483,214.79
  6. Step 6: Final answer
    x = 692,009,344.58

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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.