Home / 1,346,742,657,431.10-1,858,490,061,439.90-729,430,018,959

Finding the Fourth Proportional to 1,346,742,657,431.10, 1,858,490,061,439.90 and 729,430,018,959

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Solution

The fourth proportional to 1,346,742,657,431.10, 1,858,490,061,439.90 and 729,430,018,959 is: 1,006,605,406,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,742,657,431.10 : 1,858,490,061,439.90 = 729,430,018,959 : x
  2. Step 2: Convert to fraction form
    1,346,742,657,431.10/1,858,490,061,439.90 = 729,430,018,959/x
  3. Step 3: Cross multiply
    1,346,742,657,431.10x = 1,858,490,061,439.90 × 729,430,018,959
  4. Step 4: Simplify right side
    1,346,742,657,431.10x = 1,355,638,440,751,219,152,519,168
  5. Step 5: Solve for x
    x = 1,355,638,440,751,219,152,519,168/1,346,742,657,431.10
  6. Step 6: Final answer
    x = 1,006,605,406,958.07

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Double scale
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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.