Home / 1,346,742,657,442.70-1,858,490,061,455.80-729,430,018,970.67

Finding the Fourth Proportional to 1,346,742,657,442.70, 1,858,490,061,455.80 and 729,430,018,970.67

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Solution

The fourth proportional to 1,346,742,657,442.70, 1,858,490,061,455.80 and 729,430,018,970.67 is: 1,006,605,406,974.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,742,657,442.70 : 1,858,490,061,455.80 = 729,430,018,970.67 : x
  2. Step 2: Convert to fraction form
    1,346,742,657,442.70/1,858,490,061,455.80 = 729,430,018,970.67/x
  3. Step 3: Cross multiply
    1,346,742,657,442.70x = 1,858,490,061,455.80 × 729,430,018,970.67
  4. Step 4: Simplify right side
    1,346,742,657,442.70x = 1,355,638,440,784,505,954,369,536
  5. Step 5: Solve for x
    x = 1,355,638,440,784,505,954,369,536/1,346,742,657,442.70
  6. Step 6: Final answer
    x = 1,006,605,406,974.11

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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.