Home / 1,402,358,656.92-1,935,256,830.48-767,338,809.72

Finding the Fourth Proportional to 1,402,358,656.92, 1,935,256,830.48 and 767,338,809.72

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Solution

The fourth proportional to 1,402,358,656.92, 1,935,256,830.48 and 767,338,809.72 is: 1,058,928,588.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,358,656.92 : 1,935,256,830.48 = 767,338,809.72 : x
  2. Step 2: Convert to fraction form
    1,402,358,656.92/1,935,256,830.48 = 767,338,809.72/x
  3. Step 3: Cross multiply
    1,402,358,656.92x = 1,935,256,830.48 × 767,338,809.72
  4. Step 4: Simplify right side
    1,402,358,656.92x = 1,484,997,672,803,023,104
  5. Step 5: Solve for x
    x = 1,484,997,672,803,023,104/1,402,358,656.92
  6. Step 6: Final answer
    x = 1,058,928,588.26

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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.